... 10mW/ 10dBm Receiving current: less than3 MA Pwer supply:DC5V 1. Specifications * RF power: ≤10mW/ 10dBm; * Receiving current: <30mA; * ... wireless system; * Wireless remote control, Environment monitors, telemetry system; * Check attendance system, Queue-management system and positioning in coal mine ... C20 & YS-C30 series radios. Low power ,high speed 1.2~19.2Kbps data transceiver YS-C20S