Item name: BN-880Q GPS+Glonass antenna module Chip features: U 8th Chip Frequency: L1, GLONASS L1, BEIDOU B1, E1, SBAS L1, QZSS L1 Working mode: GPS, GLONASS, BEIDOU, , SBAS and QZSS ( Default GPS+GLAONASS+SBAS+QZSS ) Channel: 72 searching channel Receiving Sensitivity: Track -167dBm, Recapture -160dBm, Cold start -148dBm, Hot start -156dBm . Precision Horizontal accuracy 2.0 m 2D RMS SBAS assist (open space) Speed accuracy: 0.1m/s 95%(SA off) Time accuracy: 1us Startup time: Cold start 26s / Warm start 25s / Hot start 1s Output data: Baud rate 4800bps-921600bps, default 9600bps Output level: TTL Output protocol: NMEA-0183 or UBX, default NMEA-0183 protocol NMEA sentences: RMC, VTG, GGA, , GSV, Update frequency: 1Hz-10Hz, default 1Hz FLASH: 4M FLASH, The configuration can be changed and not be lost after power off Working limit: Height 50,000m max ; Speed 515m/s max acceleration 4g max Power consumption Voltage: DC 3.0V-5.5V, typical: 5.0V Current: Normal 50mA 5.0V Connector: 1.25 pitch 6pin carrier Operate temperature: -40°C-+85°C Storage temperature: -40°C--+105°C Indicator light: TX light --Blue light flashing when power-on, indicated that there is data output light --The light is not lit when it is not positioned; after 3D positioning, it starts to blink. Compass:Compass With internal electronic compass QMC5883 Color: As Shown Material: PC+Plastic Package Contents: 1 x BN-880 GNSS Dual GPS Module 1 x cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.