H-139 3.5mm Lavalier Bluetooth Audio Receiver with Metal Adapter(Blue) Filter-Protective Frame The card reader supports ISO7816

The card reader supports ISO7816 A

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Support USB-A and Type-C ports

Applicable models: for DJI Avata / Goggles 2 / FPV Goggles V2

Headphone size: about 4

H-139 3.5mm Lavalier Bluetooth Audio Receiver with Metal Adapter(Blue) Filter-Protective Frame The card reader supports ISO7816Feature: 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.