Sanwa Supply Wireless Headphone (for MM-SPAMP15) MM-SPAMP15WHM

This wireless head microphone is compatible with the Sanwa Supply wireless portable loudspeaker (model number MM-SPAMP15). The microphone has a flexible arm for easy movement. <<Note>> This product is designed for use with the MM-SPAMP15 only. ■Type: Unidirectional electret ■Frequency response: 60Hz-16KHz ■Sensitivity: -51--54dB ■Transmitting frequency: 806.125-809.750MHz (manually selectable from 10 bands in the B-band) ■Transmission distance: Up to 30m ■Power source: Built-in lithium-ion battery (3.7V 400mAh) ■Charging method: microUSB (5V 2A) ■Charging time: Approximately 2.5 hours ■Continuous use time: Approximately 4-5 hours ■Weight: Approximately 40g This wireless head microphone is compatible with the Sanwa Supply wireless portable loudspeaker (model number MM-SPAMP15). The microphone has a flexible arm for easy movement. <<Caution>>This product is for use with MM-SPAMP15 only.