BW-2488A (Wireless Taschen Mikrofon, Krawattenklammer Wi

BW-2488A( Wireless Bodypack Microphone,Tie Clip Wireless Microphone) System Specifications: Frequency response:VHF170-280MHz Frequency Stablity:±0.005% Modulation Range:VHF Modulation Deviation:50KHz Audio Frequency Repsonse:50Hz-15KHz Signal to Noise Rati:60dB Dynamic Range: 60dB System Distortion:0.5% Operating Range: 30m Operating Temperature:-10/+40°C Transmitter Specifications: RF Output Power: 40m W Max Harmonic Suppression:40dB Atenna: Built-in Battery: 9V Nominal Current Drain:80mA Battery Life: 4 hours Receiver Specifications: Receiver Mode:PLL Sensitivity: 40dBu (S/N=60 dB) Signal to Noise Ratio: 60dB Audio Output Level: 0 400mV Max Power Supply: AC110V/220V (±10%)