{"product_id":"chcnav-hce620-handheld-data-collector-tablet","title":"CHCNAV HCE620 Handheld Data Collector Tablet","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\" style=\"text-align: center;\"\u003e\n\u003ca href=\"https:\/\/aaisurvey.com\/datasheets\/chcnav-hce620-data-collector-tablet-data-sheet\" target=\"_blank\" title=\"CHCNAV HCE620 Data Collector Tablet Data Sheet\" rel=\"noopener\"\u003eData Sheet\u003c\/a\u003e - \u003ca href=\"https:\/\/www.youtube.com\/playlist?list=PLVXSfWVt45KykzOD2b7mVmjE9eWRa7Jzg\" target=\"_blank\" title=\"CHCNAV GNSS Receiver | Training \u0026amp; Tutorials\" rel=\"noopener\"\u003eTraining Videos\u003c\/a\u003e\n\u003c\/h2\u003e\n\u003chr\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eWhat’s Included\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eCHCNAV HCE620 Handheld Data Collector Kit – Part Number 8001 010 442\u003c\/strong\u003e includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e1× 4001 040 034 – CHCNAV HCE620 Handheld GNSS Data Collector, QWERTY\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1× 4103 010 096 – USB Type-C Cable\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1× 4104 060 069 – 5 V \/ 2.4 A Power Adapter\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1× 0103 020 320 – Android Stylus\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1× 4102 080 007 – Non-Magnetic Controller Bracket\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1× 4106 040 171 – Controller Case\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1× 4106 080 174 – Controller Case Foam Liner\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1× 4106 080 175 – Controller Case Foam Cover\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1× 0106 990 001 – Outer Carton Label\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1× 1906 210 639 – LandStar 8 Data Collection Software for Android\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eOptional:\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/aaisurvey.com\/products\/chcnav-landstar-8-data-collection-software\" target=\"_blank\" title=\"CHCNAV LandStar 8 Data Collection Software (Android) - GNSS License\" rel=\"noopener\"\u003e\u003cstrong\u003e4109020227 – LandStar 8 Data Collection Software (Android) GNSS License\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/aaisurvey.com\/products\/chcnav-landstar-8-data-collection-software?variant=42864707076176\" target=\"_blank\" title=\"CHCNAV LandStar 8 Data Collection Software (Android) - Total Station License\" rel=\"noopener\"\u003e\u003cstrong\u003e4109020219 – LandStar 8 Data Collection Software (Android) Total Station License\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/aaisurvey.com\/products\/chcnav-landstar-8-data-collection-software?variant=42864707108944\" target=\"_blank\" title=\"CHCNAV LandStar 8 Data Collection Software (Android) - GNSS + Total Station License\" rel=\"noopener\"\u003e\u003cstrong\u003e4109020220 – LandStar 8 Data Collection Software (Android) GNSS + Total Station License\u003c\/strong\u003e\u003c\/a\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eCHCNAV HCE620\u003c\/strong\u003e is a rugged Android handheld data collector designed specifically for surveying, mapping, construction layout, and GNSS field work. It combines a \u003cstrong\u003e5.45-inch sunlight-readable touchscreen\u003c\/strong\u003e, full backlit \u003cstrong\u003eQWERTY keyboard\u003c\/strong\u003e, 4G LTE, dual-band Wi-Fi, Bluetooth 5.0, NFC, and a large 9,000 mAh battery in a compact controller weighing only \u003cstrong\u003e401 g (14.1 oz)\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned as a dedicated field controller rather than a general-purpose consumer smartphone, the HCE620 provides physical number keys, directional controls, programmable buttons, and a QWERTY keyboard for fast point naming, coding, and survey data entry. Its rugged \u003cstrong\u003eIP68\u003c\/strong\u003e housing and 1.5 m drop resistance make it suitable for daily use on survey and construction sites. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis kit also includes \u003cstrong\u003eCHCNAV LandStar 8 Data Collection Software for Android\u003c\/strong\u003e, making it a complete field controller package for compatible CHCNAV GNSS receivers and survey workflows.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e5.45\" HD+ touchscreen\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e1440 × 720 resolution\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e500-nit\u003c\/strong\u003e display brightness\u003c\/li\u003e\n\u003cli\u003eFull backlit \u003cstrong\u003eQWERTY keyboard\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDedicated 10-key number pad\u003c\/li\u003e\n\u003cli\u003eDirectional and programmable buttons\u003c\/li\u003e\n\u003cli\u003eAndroid 11 operating system\u003c\/li\u003e\n\u003cli\u003eHelio MTK6762 octa-core 2.0 GHz processor\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4 GB RAM\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e64 GB internal storage\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eMicroSD expansion up to 128 GB\u003c\/li\u003e\n\u003cli\u003eBuilt-in \u003cstrong\u003e4G LTE modem\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDual-band 2.4 GHz \/ 5 GHz Wi-Fi\u003c\/li\u003e\n\u003cli\u003eBluetooth 5.0\u003c\/li\u003e\n\u003cli\u003eNFC\u003c\/li\u003e\n\u003cli\u003eUSB Type-C with OTG\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e9,000 mAh battery\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e20+ hour operating time\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP68\u003c\/strong\u003e dust and water protection\u003c\/li\u003e\n\u003cli\u003eSurvives a \u003cstrong\u003e1.5 m drop onto concrete\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e13 MP rear camera\u003c\/li\u003e\n\u003cli\u003eIntegrated high-output flashlight\u003c\/li\u003e\n\u003cli\u003eBuilt-in GNSS for general positioning\u003c\/li\u003e\n\u003cli\u003e9-axis compass and gyro fusion\u003c\/li\u003e\n\u003cli\u003eIncludes \u003cstrong\u003eLandStar 8\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eIncludes non-magnetic pole\/controller bracket\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFull QWERTY Keyboard for Survey Work\u003c\/h2\u003e\n\u003cp\u003eOne of the HCE620's biggest advantages over a standard tablet or smartphone is its integrated \u003cstrong\u003ephysical keyboard\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe controller includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFull QWERTY keyboard\u003c\/li\u003e\n\u003cli\u003e10-key numeric keypad\u003c\/li\u003e\n\u003cli\u003eDirectional buttons\u003c\/li\u003e\n\u003cli\u003eProgrammable buttons\u003c\/li\u003e\n\u003cli\u003eWhite backlighting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis layout is especially useful for survey crews who frequently enter:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePoint numbers\u003c\/li\u003e\n\u003cli\u003eFeature codes\u003c\/li\u003e\n\u003cli\u003eDescriptions\u003c\/li\u003e\n\u003cli\u003eStation values\u003c\/li\u003e\n\u003cli\u003eOffsets\u003c\/li\u003e\n\u003cli\u003eHeights\u003c\/li\u003e\n\u003cli\u003eNumeric measurements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCHCNAV specifically designed the keyboard to improve data entry efficiency without requiring users to rely entirely on an on-screen keyboard. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e5.45\" Sunlight-Readable Display\u003c\/h2\u003e\n\u003cp\u003eThe HCE620 uses a \u003cstrong\u003e5.45-inch IPS LTPS touchscreen\u003c\/strong\u003e with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e1440 × 720 HD+ resolution\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e295 ppi\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e500 cd\/m² brightness\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eCapacitive multi-touch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe screen is large enough to display CAD drawings, maps, stakeout information, and LandStar project data while keeping the controller compact enough for one-handed field use. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis gives the HCE620 a middle ground between a traditional small-screen survey controller and a larger tablet.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eLandStar 8 Data Collection Software\u003c\/h2\u003e\n\u003cp\u003eThis kit includes \u003cstrong\u003eCHCNAV LandStar 8 Data Collection Software for Android – Part Number 1906 210 639\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eLandStar is CHCNAV's professional field data collection platform for GNSS surveying, construction layout, mapping, engineering, and related applications.\u003c\/p\u003e\n\u003cp\u003eDepending on licensing and connected instruments, LandStar supports:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGNSS RTK surveying\u003c\/li\u003e\n\u003cli\u003eNTRIP \/ CORS connections\u003c\/li\u003e\n\u003cli\u003eUHF base and rover workflows\u003c\/li\u003e\n\u003cli\u003ePoint collection\u003c\/li\u003e\n\u003cli\u003eControl surveys\u003c\/li\u003e\n\u003cli\u003eContinuous survey\u003c\/li\u003e\n\u003cli\u003ePoint stakeout\u003c\/li\u003e\n\u003cli\u003eLine stakeout\u003c\/li\u003e\n\u003cli\u003eCAD stakeout\u003c\/li\u003e\n\u003cli\u003eSurface stakeout\u003c\/li\u003e\n\u003cli\u003eRoad stakeout\u003c\/li\u003e\n\u003cli\u003eCoordinate systems\u003c\/li\u003e\n\u003cli\u003eSite calibration\u003c\/li\u003e\n\u003cli\u003eCode libraries\u003c\/li\u003e\n\u003cli\u003eImport and export\u003c\/li\u003e\n\u003cli\u003eProject management\u003c\/li\u003e\n\u003cli\u003eSurfaces and volumes\u003c\/li\u003e\n\u003cli\u003eCloud data sharing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe HCE620 datasheet identifies LandStar as the controller's primary field-survey application and notes that the platform supports cloud services and remote assistance. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eDesigned for CHCNAV GNSS Receivers\u003c\/h2\u003e\n\u003cp\u003eThe HCE620 is designed to connect with compatible CHCNAV GNSS receivers and serve as the primary field interface.\u003c\/p\u003e\n\u003cp\u003eIt is well suited for receivers such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCHCNAV i76\u003c\/li\u003e\n\u003cli\u003eCHCNAV i83\u003c\/li\u003e\n\u003cli\u003eCHCNAV i85\u003c\/li\u003e\n\u003cli\u003eCHCNAV i89\u003c\/li\u003e\n\u003cli\u003eCHCNAV i93\u003c\/li\u003e\n\u003cli\u003eCHCNAV ViLi i100\u003c\/li\u003e\n\u003cli\u003eCHCNAV iBase systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThrough LandStar, the controller can be used to configure receivers, manage correction sources, collect survey points, perform stakeout, and manage project data.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e4G LTE Connectivity\u003c\/h2\u003e\n\u003cp\u003eThe HCE620 includes a built-in \u003cstrong\u003eglobal 4G cellular modem\u003c\/strong\u003e with Nano-SIM support.\u003c\/p\u003e\n\u003cp\u003eThis allows the controller to connect directly to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNTRIP \/ CORS correction networks\u003c\/li\u003e\n\u003cli\u003eCloud storage\u003c\/li\u003e\n\u003cli\u003eCHCNAV cloud services\u003c\/li\u003e\n\u003cli\u003eEmail\u003c\/li\u003e\n\u003cli\u003eWeb services\u003c\/li\u003e\n\u003cli\u003eRemote support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is particularly useful for RTK surveying because the data collector can provide the network connection needed for correction services without relying on a separate mobile hotspot.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eDual-Band Wi-Fi, Bluetooth 5.0, and NFC\u003c\/h2\u003e\n\u003cp\u003eThe controller supports:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eWi-Fi 802.11 a\/b\/g\/n\/ac\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e2.4 GHz and 5 GHz Wi-Fi\u003c\/li\u003e\n\u003cli\u003eBluetooth 5.0\u003c\/li\u003e\n\u003cli\u003eNFC\u003c\/li\u003e\n\u003cli\u003eUSB Type-C \/ OTG\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eBluetooth provides wireless communication with compatible GNSS receivers, while dual-band Wi-Fi allows faster access to project files, cloud services, and local networks.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e20+ Hour Battery Life\u003c\/h2\u003e\n\u003cp\u003eThe HCE620 incorporates a large \u003cstrong\u003e9,000 mAh lithium-ion battery\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eCHCNAV specifies:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e20+ hours operating time\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eApproximately \u003cstrong\u003e4 hours charging time\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eunder its stated test conditions. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis extended runtime is a major advantage for field crews working long survey days where recharging may not be convenient.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eRugged IP68 Construction\u003c\/h2\u003e\n\u003cp\u003eThe HCE620 is designed for demanding field environments.\u003c\/p\u003e\n\u003cp\u003eDurability specifications include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eIP68 dust and water protection\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1.5 m drop resistance onto concrete\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eOperating temperature from \u003cstrong\u003e-30°C to +60°C (-22°F to +140°F)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eStorage temperature from \u003cstrong\u003e-40°C to +70°C (-40°F to +158°F)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e5%–95% non-condensing humidity tolerance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThis makes it suitable for survey, construction, utility, and mapping crews working in rain, dust, heat, cold, and rough jobsite conditions.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e9-Axis Compass and Gyro Fusion\u003c\/h2\u003e\n\u003cp\u003eThe HCE620 includes an integrated electronic compass and gyro system.\u003c\/p\u003e\n\u003cp\u003eCHCNAV states that its \u003cstrong\u003enine-axis compass and gyro fusion algorithm\u003c\/strong\u003e is designed to reduce the effects of magnetic interference and provide more reliable heading information. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis can improve field navigation and RTK stakeout workflows where the controller's heading is used to orient graphical guidance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eBuilt-In GNSS\u003c\/h2\u003e\n\u003cp\u003eThe HCE620 includes an internal 45-channel GNSS receiver for general location and navigation.\u003c\/p\u003e\n\u003cp\u003eSupported signals include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGPS L1C\/A\u003c\/li\u003e\n\u003cli\u003eGLONASS L1\u003c\/li\u003e\n\u003cli\u003eBeiDou B1\u003c\/li\u003e\n\u003cli\u003eGalileo E1\u003c\/li\u003e\n\u003cli\u003eA-GPS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAutonomous horizontal accuracy is specified at approximately \u003cstrong\u003e2–5 m HRMS\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis internal GNSS is intended primarily for general positioning and navigation. For centimeter-level survey work, the HCE620 is normally paired with an external survey-grade GNSS receiver.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e13 MP Camera and High-Output Flashlight\u003c\/h2\u003e\n\u003cp\u003eThe HCE620 includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e13 MP rear camera\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eAuto-focus\u003c\/li\u003e\n\u003cli\u003eFlash\u003c\/li\u003e\n\u003cli\u003eProfessional high-output flashlight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe camera can be used for site documentation, asset records, GIS attributes, and field photos associated with survey work.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eNon-Magnetic Controller Bracket Included\u003c\/h2\u003e\n\u003cp\u003eThis kit includes the \u003cstrong\u003eCHCNAV 4102 080 007 non-magnetic controller bracket\u003c\/strong\u003e, allowing the HCE620 to be mounted directly to a survey range pole.\u003c\/p\u003e\n\u003cp\u003eThe non-magnetic design is especially useful when working with GNSS receivers using IMU and heading-sensitive workflows, helping reduce unnecessary magnetic material near the pole setup.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eAbsolute Accuracy Dealer Support\u003c\/h2\u003e\n\u003cp\u003eWhen you purchase your \u003cstrong\u003eCHCNAV HCE620 from Absolute Accuracy\u003c\/strong\u003e, you have access to dealer support from a team familiar with CHCNAV GNSS hardware and LandStar field workflows.\u003c\/p\u003e\n\u003cp\u003eIf needed, we can help with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInitial HCE620 setup\u003c\/li\u003e\n\u003cli\u003eLandStar installation and configuration\u003c\/li\u003e\n\u003cli\u003eConnecting the controller to compatible CHCNAV GNSS receivers\u003c\/li\u003e\n\u003cli\u003eNTRIP \/ CORS setup\u003c\/li\u003e\n\u003cli\u003eUHF base and rover configuration\u003c\/li\u003e\n\u003cli\u003eCoordinate system setup\u003c\/li\u003e\n\u003cli\u003eBasic survey and stakeout workflows\u003c\/li\u003e\n\u003cli\u003eTroubleshooting and general product training\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor customers moving to CHCNAV from another survey platform, \u003cstrong\u003esetup assistance and training are available to help make the transition easier and get crews working in the field faster\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eIdeal Applications\u003c\/h2\u003e\n\u003cp\u003eThe CHCNAV HCE620 is well suited for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGNSS RTK surveying\u003c\/li\u003e\n\u003cli\u003eConstruction layout\u003c\/li\u003e\n\u003cli\u003eBoundary surveying\u003c\/li\u003e\n\u003cli\u003eTopographic surveying\u003c\/li\u003e\n\u003cli\u003eUtility mapping\u003c\/li\u003e\n\u003cli\u003eSite development\u003c\/li\u003e\n\u003cli\u003eRoad and infrastructure work\u003c\/li\u003e\n\u003cli\u003eAs-built surveys\u003c\/li\u003e\n\u003cli\u003eCadastral surveying\u003c\/li\u003e\n\u003cli\u003ePoint and line stakeout\u003c\/li\u003e\n\u003cli\u003eCAD-based layout\u003c\/li\u003e\n\u003cli\u003eNTRIP \/ CORS surveying\u003c\/li\u003e\n\u003cli\u003eUHF RTK workflows\u003c\/li\u003e\n\u003cli\u003eGIS data collection\u003c\/li\u003e\n\u003cli\u003eField mapping\u003c\/li\u003e\n\u003cli\u003eSurvey coding and attribute entry\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eOperating System:\u003c\/strong\u003e Android 11\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProcessor:\u003c\/strong\u003e Helio MTK6762 Octa-Core, 2.0 GHz\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMemory\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRAM: 4 GB\u003c\/li\u003e\n\u003cli\u003eInternal Storage: 64 GB\u003c\/li\u003e\n\u003cli\u003eMicroSDHC: Up to 128 GB\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 5.45\"\u003c\/li\u003e\n\u003cli\u003eResolution: 1440 × 720\u003c\/li\u003e\n\u003cli\u003eDensity: 295 ppi\u003c\/li\u003e\n\u003cli\u003eBrightness: 500 cd\/m²\u003c\/li\u003e\n\u003cli\u003eIPS LTPS capacitive multi-touch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eKeyboard\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFull QWERTY\u003c\/li\u003e\n\u003cli\u003e10-key number pad\u003c\/li\u003e\n\u003cli\u003eDirectional buttons\u003c\/li\u003e\n\u003cli\u003eProgrammable buttons\u003c\/li\u003e\n\u003cli\u003eWhite backlight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCellular\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNano-SIM\u003c\/li\u003e\n\u003cli\u003e4G LTE\u003c\/li\u003e\n\u003cli\u003eWCDMA\u003c\/li\u003e\n\u003cli\u003eGSM\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWireless\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWi-Fi 802.11 a\/b\/g\/n\/ac\u003c\/li\u003e\n\u003cli\u003e2.4 GHz \/ 5 GHz\u003c\/li\u003e\n\u003cli\u003eBluetooth 5.0\u003c\/li\u003e\n\u003cli\u003eNFC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUSB:\u003c\/strong\u003e Type-C, OTG supported\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInternal GNSS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e45 channels\u003c\/li\u003e\n\u003cli\u003eGPS L1C\/A\u003c\/li\u003e\n\u003cli\u003eGLONASS L1\u003c\/li\u003e\n\u003cli\u003eBeiDou B1\u003c\/li\u003e\n\u003cli\u003eGalileo E1\u003c\/li\u003e\n\u003cli\u003eA-GPS\u003c\/li\u003e\n\u003cli\u003eAutonomous accuracy: 2–5 m HRMS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBattery:\u003c\/strong\u003e 9,000 mAh 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-30°C to +60°C (-22°F to +140°F)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e -40°C to +70°C (-40°F to +158°F)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e 221 × 78 × 16.5 mm (8.7 × 3.0 × 0.6 in)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 401 g with battery\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eRugged QWERTY Controller for Professional Surveying\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eCHCNAV HCE620\u003c\/strong\u003e combines the portability of a handheld Android device with the physical controls and durability expected from a dedicated survey data collector. 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