Wireless bluetooth Microphone 10 Meter Range for QYT KT-7900D KT-8900D

Description

Features: Model number: BT-89Frequency: 2.4GHzBattery volume: 1400mAhSize: 86 x 56 x 33mmConnection: bluetoothWorking time: 50hoursStandby time: one weekReceiving range: 10 MetersInput: 5VCompatible radio: QYT  KT-7900D/KT-8900D/KT-8900 Package Included: 1 x BT-89 Wireless Microphone1 x Adapter1 x Mini USB Charger1 x USB Charge Cable1 x User Manual