TPUNB protocol Ultra-long distance coverage TypeC/GH1.25 dual interface Serial port transparent transmission: high-speed serial port transparent transmission, supporting a variety of air interface rates. Long distance and small size: 40mmx27mmx12mm (excluding SMA antenna pedestal) Function mode: transparent transmission mode and configuration mode. Operating frequency: 470MHz-510MHz Number of wireless channels: 500 Working bandwidth: no more than 200kHz (single carrier) Air interface rate: support 1.2/2.4/4.8/9.6/19.2/76.8/152/230 kbps. Serial baud rate: 9600/19200/38400/57600/115200. Power supply voltage: DC5V Power consumption of whole machine: less than equal 1W Environmental adaptability: Operating temperature:-40-70 Storage temperature:-40-85 Colour:White Material:Metal Package Contents: 1 * wireless data transmission module 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.