1、The audio adapter enables your TV and other non‑Bluetooth devices to enable the Bluetooth function to stream audio to the Bluetooth headset. 2、Enable the home stereo Bluetooth function to receive wireless music streaming from mobile phones and tablets. 3、Bluetooth 0+EDR can make the connection more stable, outdoors, the maximum distance up to 50 feet, and the maximum indoor distance can to 35 feet. 4、You can enjoy TV programs or CD‑like music from smart phones or other Bluetooth devices through the mini Bluetooth transceiver. 5、Enjoy the fun of HiFi, providing built‑in AEC reverb cancellation and ANC anti‑noise circuit to restore pure sound quality. 6、Compatible with amplifier, TV, Bluetooth stereo, Bluetooth headset, laptop, desktop, mobile phone, car radio, etc. 1 x Adapter1 x Manual1 x Connection Cable1 x Interface Cap Item Type: Audio AdapterMaterial: ABSColor: As Picture ShownWeight: Approx. 34.0g/ 1.2ozBluetooth Version: V 5.0 + EDR, A2DP, HSP, AVRCPBluetooth Distance: 10m/ 32.8ftWorking Voltage: 5VWorking Current: ≤50maInput Interface: 3.5mm/ 0.1in