GPS

• Constellations: GPS, GLONASS, BeiDou, Galileo, QZSS, IRNSS
• Channels: 1408
• Update Rate: Up to 20 Hz
• RTK Accuracy: 8 mm + 1 ppm (H), 15 mm + 1 ppm (V)
• IMU Tilt Compensation: Activated, quick initialization, up to 60°
• Display: 1.45" color TFT LCD (240×320)
• Radio: UHF 2–5 W, 410–470 MHz, 12.5/25 kHz channel spacing
• Correction Workflows: Supports traditional radio and NTRIP
• Connectivity: 4G LTE, Wi-Fi 802.11 b/g/n, Bluetooth 2.1+EDR/5.0
• Interfaces: Lemo external power/radio, USB-C, GNSS antenna port, 1PPS output
• Durability: IP67
• Power Source: 7.2 V, 13,600 mAh internal rechargeable
• Operating Hours: Up to 15 hours
• Operating Temperature: -40°F to +149°F (-40°C to +65°C)
• Weight: 3.5 lbs.

• Channels: 1408
• Constellations: GPS, GLONASS, Galileo, BeiDou, QZSS, SBAS
• RTK Initialization: Typically < 10 seconds
• RTK Accuracy: H: 8 mm + 1 ppm RMS; V: 15 mm + 1 ppm RMS
• IMU Tilt Compensation: Up to 60°
• Internal UHF Radio: 2W (410–470 MHz), range up to 15 km (optimal conditions)
• Battery Life: Up to 34 hours
• Communication Interfaces: Bluetooth, Wi-Fi, NFC, 4G LTE
• Ports: USB Type-C, SIM slot, external antenna port
• Ingress Protection: IP67
• Shock Resistance: 2 m pole drop on concrete
• Operating Temperature: -40°F to 149°F (-40°C to +65°C)

• Channels: 1408
• Constellations: GPS, GLONASS, Galileo, BeiDou, QZSS, SBAS
• RTK Initialization: Typically < 10 seconds
• RTK Accuracy: H: 8 mm + 1 ppm RMS; V: 15 mm + 1 ppm RMS
• IMU Tilt Compensation: Up to 60°
• Internal UHF Radio: 1W (410–470 MHz), range up to 8 km (optimal conditions)
• Battery Life: Up to 16.5 hours
• Communication Interfaces: Bluetooth, Wi-Fi, NFC
• Ports: USB Type-C, external antenna port
• Ingress Protection: IP68
• Shock Resistance: 2 m pole drop on concrete
• Operating Temperature: -40°F to 149°F (-40°C to +65°C)

GNSS Performance

• Channels: 1408 with iStar 2.0
• Supported Constellations: GPS, GLONASS, Galileo, BeiDou, QZSS, SBAS
• RTK Accuracy: 8 mm + 1 ppm (H), 15 mm + 1 ppm (V)
• Initialization Time: <10 sec
• Reacquisition Time: <1 sec
• Cold Start: <45 sec
• Initialization Reliability: >99.99%

UHF Radio Communication

• i83: 2W UHF radio, 410–470 MHz, up to 15 km range
• i89: 1W UHF Radio, 410-470 Mhz, , up to 8 km range

Power & Battery

• i83 Power Source: 7.2V/9.9Ah Non-Removable Li-Ion Battery
• Operating Hours: Up to 36 hours (i83); Up to 16.5 hours (i89)

Ingress Protection/Durability

• i83: IP67
• i89: IP68

GNSS Performance

• Channels: 1408
• Supported Constellations: GPS, GLONASS, Galileo, BeiDou, QZSS, SBAS
• RTK Accuracy: 8 mm + 1 ppm (H), 15 mm + 1 ppm (V)
• Initialization Time: <10 sec
• Reacquisition Time: <1 sec
• Cold Start: <45 sec
• Initialization Reliability: >99.99%

UHF Radio Communication

• iBase: 5W UHF radio, 410–470 MHz, up to 25 km range
• i89: 1W UHF Radio, 410-470 Mhz, , 3–8 km range

• iBase Power Source: (2)x 7.4V/7.0Ah Non-Removable Li-Ion Battery
• Operating Hours: Up to 12 hours (iBase); Upto 16.5 hours (i89)

• iBase: IP67
• i89: IP68

GNSS Compatibility

• Satellite Constellations: GPS, GLONASS, Galileo, BeiDou, QZSS, SBAS
• Channels: 1408-channel

Positioning & Accuracy

• RTK Accuracy: Horizontal: ±8 mm + 1 ppm; Vertical: ±15 mm + 1 ppm
• Initialization Time: <10 seconds
• Tilt Compensation: Up to 60° (Auto-IMU) with 2.5 cm accuracy

Radio & Communication

• Radio Frequency: 410-470Mhz
• UHF Radio (iBase): 5W, internal
• Operating Range: Up to 25 km
• Interference Monitoring: Real-time UHF self-check & auto channel selection
• Communication Ports: Bluetooth, Wi-Fi, NFC, Type-C USB

Power Source

• Power Source: Li-Ion Battery
• Operating Hours (iBase): Up to 12 hours
• Operating Hours (i83): Up to 34 hours

Durability

• Ingress Protection: IP67, withstands 2m pole drop on concrete

• Lightweight, compact GNSS rover kit with Benchmark BM850 receiver and Samsung 8 inch tablet
• Supports all major constellations: GPS, GLONASS, BeiDou, Galileo, QZSS, IRNSS, and SBAS
• Built-in IMU supports ±60° tilt compensation for flexible stakeout and topo work
• Delivers RTK accuracy of 8 mm + 1 ppm (H) / 15 mm + 1 ppm (V)
• Integrated 2W UHF radio (410–470 MHz) for correction reception
• Internal LTE modem for NTRIP-based RTK corrections via network
• Compact and field-ready: 1.5 lbs, IP67-rated, with 10-hour battery life
• Pre-loaded, licensed Cube-a v7.x software on included Samsung Active5 tablet

• Complete GNSS rover kit featuring the Benchmark BM900+ receiver and Samsung Active5 8 inch tablet
• Supports all major satellite constellations, including GPS, GLONASS, Galileo, BeiDou, QZSS, IRNSS, and SBAS
• Advanced IMU tilt capability up to 60° for faster point collection in difficult locations
• Achieves RTK accuracy of 3 mm + 0.5 ppm (H) / 5 mm + 0.5 ppm (V)
• Built-in 4G LTE modem for RTK corrections via NTRIP or network
• UHF firmware activated: 1W radio supports 410–470 MHz and 902.4–928 MHz bands
• Includes hot-swappable dual smart batteries for up to 12 hours runtime
• Pre-installed and fully licensed Cube-a v7.x software on Samsung tablet
• Durable and compact: 2.9 lbs, IP67, MIL-STD-810 certified
• Includes aluminum rover rod, bipod and tablet
• Ideal for surveyors needing precision, flexibility, and tilt-enabled performance in the field

• High-performance Benchmark BM999 GNSS rover kit with IMU tilt and visual positioning
• Includes dual cameras (front + downward) for real-time stakeout, video-based point capture, and 3D workflows
• Full GNSS tracking with RTK accuracy: 8 mm + 1 ppm (H) / 15 mm + 1 ppm (V)
• Built-in IMU supports ±60° tilt compensation—no need to level the pole
• Dual-band UHF receiver: 410–470 MHz and 902.4–928 MHz (firmware activated)
• Supports RTK via UHF or NTRIP network corrections with onboard LTE modem
• Up to 10-hour battery life, with USB-C PD fast charging
• Pre-loaded and fully licensed Cube-a v7.x survey software on Samsung Active5 8 inch tablet
• Up to 50 Hz positioning update rate for fast, fluid field workflows
• Ideal for surveyors capturing hard-to-reach points, layout tasks and visual 3D data

• Mixed-model configuration: BM980+ as Base, BM999 as Rover—pre-configured for immediate deployment
• BM980+ features a high-power 5-watt UHF radio, ideal for long-range correction broadcasts (up to 10 km)
• BM999 offers dual cameras (front + downward) for visual stakeout and photogrammetry workflows
• RTK accuracy (both): 8 mm + 1 ppm horizontal / 15 mm + 1 ppm vertical
• IMU-based tilt compensation on both units: ±60° for efficient measurement in obstructed areas
• BM999 includes dual-band UHF support (410–470 MHz & 902.4–928 MHz); firmware activated
• Smart batteries: up to 15 hrs runtime (BM980+), 10 hrs (BM999); USB-C PD fast charging supported
• Cube-a v7.x software pre-installed on Samsung Android Tablet
• LTE modem, Bluetooth, Wi-Fi, and USB on both receivers
• Includes magnetic pole bracket, GPS pole and aluminum prism pole bipod

• Mixed-model package: BM980+ as Base, BM900+ as Rover - configured and ready to use
• RTK accuracy: BM900+ (5 mm / 10 mm); BM980+ (8 mm / 15 mm)
• IMU tilt compensation on both receivers for fast stakeout and hard-to-reach points
• BM980+ includes a 5-watt internal UHF radio for long-range correction broadcasting
• BM900+ features a 1-watt UHF radio, fast 2–4 second initialization, and compact build
• Up to 10 km base-to-rover UHF range in open terrain
• Cube-a v7.x survey software pre-configured on the Samsung Active5 8 inch tablet
• Dual-band cellular modems, Bluetooth, and Wi-Fi included for flexible connectivity
• UHF firmware activated on BM900+ (rover), IMU firmware activated on BM980+ (base)
• Smart battery system with up to 15 hours runtime and LED indicators (BM980+)
View full details

• Complete survey package – no need for extra equipment; pre-configured to use out of box.
• Dual GNSS receivers (Base + Rover) with 1408-channel tracking
• Sub-centimeter RTK accuracy: 5 mm horizontal / 10 mm vertical
• Samsung Active5 8 inch Tablet
• Cube-a v7.x survey software included (installer provided)
• IMU tilt compensation up to 60° with fast initialization
• Internal 1W UHF radio with up to 10 km base-to-rover range
• IP67-rated for harsh environments; operates from -22°F to 149°F
• Real-time positioning with up to 20 Hz update rate
• Hot-swappable smart batteries with up to 12-hour runtime
• Ideal for construction layout, boundary surveys, and general-purpose GNSS work

• Complete survey package – no need for extra equipment or licenses; designed for quick setup and ease of use
• Dual GNSS receivers (Base + Rover) with full-constellation tracking
• Sub-centimeter RTK accuracy: 8 mm horizontal / 15 mm vertical
• Samsung Active5 8 inch Tablet
• Cube-a v7.x survey software included (installer provided)
• Internal UHF radio with up to 12 km base-to-rover range
• IP67-rated for tough field conditions; operates from -40°F to 149°F
• Real-time positioning with up to 20 Hz update rate
• Long-lasting performance with up to 10 hours of battery life
• Ideal for boundary surveys, topographic mapping, and construction layout