​High-Precision GPS Tracking​​:

u-blox NEO-7M module with 56 acquisition/22 tracking channels ensures reliable positioning under dense foliage or urban canyons.

​​Dual Antenna Flexibility​​:

Switch between onboard ceramic antenna (20dB gain) and external active antenna via SMA connector for optimal signal strength.

​​Development-Friendly Integration​​:

​​Voltage Support​​: 3.3V-5V DC input with reverse polarity protection

​​Communication​​: 9600bps UART (TXD/RXD) compatible with Arduino Uno, STM32F4, and 8051-based systems

​​Data Output​​: NMEA 0183 protocol + proprietary u-blox UBX binary

​​Enhanced Features​​:

​​Battery Backup​​: 12mAh coin cell socket for hot-start