The world's Best price OSD. It can stack two independent voltage parameters to the video image, at the same time have a fully functional OSD analog interface (Notice: This interface is simulated, not real). It does not have GPS.
Technical data: Special Dual Voltage Detection. Batt input voltage: 7.0-16V ( working power, mark with "batt ") Extend input volatge: 0-32V Video signal: A/V PAL & NTSC Size: 5mm x 17mm x 34.8mm Weight: 2.4g =======================================