U70 UHF Musical instrument wireless transmitter SHIDU

Specification: Transmitter parameters: Receiving method: UHF Frequency Response:650-690MHZ Weight: 50g Frequency response range: 120Hz-16KHz Craft: ABS Size: Size: 80*29.5*28MM Battery Capacity: 700mAh polymer battery Receiver parameters: Receiving method: UHF Frequency Response:650-690MHZ Weight: 51g Frequency response range: 120Hz-16KHz Craft: ABS Size: 80*29.5*28MM Battery Capacity: 700mAh polymer battery