121U Dual Channel UHF Wireless Microphone with 30 Selectable Channels Two 3.5mm Cables for Camera Recorder DV YouTube video Facebook Teaching and Interview

OverviewUHF frequency response band and interference-free circuit feature strong ant-interference capability;Noise value control system and noise control technology can largely reduce noise and dynamic range. Can be mounted on belt or camera easily; Lightweight which are convenient to carry and wear. System Specification： Modulation Mode：Digital Frequency Modulate Frequency Range：UHF 520-580MHz Preset Frequency：30（auto paring） Frequency Response：75Hz-18kHz ±3dB Max. Devlation Range：±50kHz （with level limiting） T.H.D.：<1.0%@1kHz S/N：>98dB Working Range：Up to 50m RF Carrier Stability：±0.005%（-10℃-50℃） Receiver Power Supply：3V Power Consumption：100mA Transmitter Carrier Frequency Power：30mw Working Time：10 hours FM point：30 Antenna: Flexible Audio input connector: 3.5mm mini jack Note: Camera and smartphone are not included.(CM7 cannot use with CM8) Package List: 2*Transmitter 1* Receiver 1* earphone 2* Lavalier Microphone 2*short Microphone 1* Camera Shoe Mount 3* 3.5mm Cable 3* bodypack Clips 1* User manual