Features:
With BT 5.0, it can provide more stable and faster audio signal transmission, allowing you to enjoy better music and clearer sound. The transmission range is about 10 meters (barrier-free distance).
With LCD display, it can display 8 nearby BT devices at the same time. You are free to choose one of them.
Two-in-one design, receive RX / send TX mode, long press left and right function keys to switch modes, easy to use.
Transmitter mode: wirelessly transmit audio from non-BT TVs, home stereo systems or CD players to BT headphones or speakers
Receiver mode: Wirelessly transmit audio from BT-enabled mobile phones, tablets or computers to wired speakers or headphones.
Small and exquisite, easy to carry. USB direct power supply, driver-free installation, plug and play.

Specification:
Product name: 2 in 1 BT adapter
BT version: BT5.0
Input interface: 3.5 mm audio
Transmission distance: 10 meters (barrier-free distance)
Color: Black
Material: plastic
Package Size: 10 * 6.5 * 1.7cm / 3.94 * 2.56 * 0.67in
Package Weight: 32g / 1.13oz

Package List:
1 * Adapter
1 * 3.5mm audio cable
1 * Instruction manual (English)