H-139 3.5mm Lavalier Bluetooth Audio Receiver with Metal Adapter(Black) OPPO Spare Parts DSP chip: no driver required

DSP chip: no driver required

Support speed up to 5Gbps

it automatically identifies different noises

Automatic metering

General Types Charging Port Dock Connector

H-139 3.5mm Lavalier Bluetooth Audio Receiver with Metal Adapter(Black) OPPO Spare Parts DSP chip: no driver requiredFeature: 1. Easy to operate: Simply connect your speakers earphones to our devices and instantly convert your speakers headphones into stylish wireless Bluetooth speakers earphones. 2. Wireless play: Eliminate wired connection failures, wireless connection and transmission, users can enjoy high fidelity music anywhere in the room through wireless control. 3. Portable design: Mini clip design, portable features let you carry it wherever you want. 4.