Specification: Item Type: Wireless Lavalier Microphone_x000D_Material: ABS_x000D_Transmission Distance: 20 Meters/21.9yd_x000D_Signal to Noise: 64dBm_x000D_Frequency Response: 20Hz to 20KHz_x000D_Endurance: 8 Hours_x000D_Battery Type: Lithium Battery_x000D_Single Microphone Battery Capacity: 75mAh (included) Features: 1INTELLIGENT NOISE REDUCTION: Wireless lavalier microphone built in noise reduction chip, strong anti interference ability, effective identification of the original sound. It can still record clearly in noisy environment. 2AUTOMATIC PAIRING: Wireless lapel microphone automatically connects in seconds when it is turned on, fast pairing, simple control, plug and play, no APP needed. 3LARGE CAPACITY BATTERY: Wireless clip on microphone has a large capacity rechargeable lithium battery, supports work while charging, lasting life. 4TYPE C INTERFACE: Receiver with Type C interface, you can power the phone through the interface to avoid the phone out of power. 5WIDE APPLICATION: Lavalier lapel microphone is suitable for live streaming, video recording, karaoke recording, teaching classes, webcasting, video vlog shooting, program interview, interview recording, video teaching, etc. PackageList: 2 x Microphone 1 x Receiver 1 x InstructionManual 1 x ChargingCable