ATW Analog to wireless converter

*. Wireless frequency: 2.4G
*. Wireless transmission distance: no less than 100 meters when unobstructed
Wireless transmitter
*. Input analog: 1-3mv/v;
*. Input resistance: 350-1500 Ohms
*. Output wireless, digital: 30,000 or 100,000d
Wireless receiver
*. Wireless receiver to connect with scoreboard, PC, printer through RS232

*. Operating temp: - 10℃ ~ + 40℃
*. Operating humidity: <= 90%R.H.
*. Power: 7.4V / 1.3Ah Lithium-ion recharable battery, adaptor output: 8.4V/0.5A
*. Continuous working: 70 hours