GM-22U7
- Model:: GM-22U7
- GNSSMode:: GPS
- Working level:: TTL
- Refresh rate:: 9600
- Operating voltage(V):: 3.3-5.0V
- Operating current:: 45mA
- Connector type::
- size(mm):: 22*22*8mm
- Weight(g):: 10g
- Brand:: TOPGNSS
- NMEA Message: NMEA0183 GGA,RMC,GSV
- Receiving channel: