Chip set:              MStar  MSB2122

Supply power:      3.2 ~ 5Vdc

Channels:            48 acquisition and 12simultaneously tracking channels

sensitivity:           Tracking:-161dBm

protocol:              NMEA 0183 v3(Default:GGA,GSA,GSV,RMC,VTG)

Power consumption:  Acquisition:  40mA   ;Tracking:  35mA

Baud rate:           4800/9600/19200/38400/115200

antenna:             No Antenna(External Activeantenna)RF_VCC 2.8V

Dimension:          28 x 20 x 3 mm

Output:                TTL

PIN:                     15

LNA: Yes

Operating Temp:    -30℃ to 85℃