Features: 1. Supports NFC: Built-in chip, you can connect with the NFC mobile phone or other support NFC Bluetooth-compatible device directly by touching this receiver. 2. Playing Music on 2 Speakers Simultaneously: With both 3.5mm and 2RCA 2 kinds of connection options, you can enjoy music on 2 speakers simultaneously. 3. 2-in-1 transmitter and receiver mode: with the upgrade Bluetooth-compatible 5.0 technology, data is transmitted twice as fast as Bluetooth-compatible 4.2, a more stable connection is never switched on and off. And supports TF mode for playing. 4. Enjoy wireless audio - leave your non-Bluetooth-compatible TV / desktop / laptop / headphones / speaker in Bluetooth-compatible and enjoy rich and deep sound. This Bluetooth-compatible audio adapter offers you a new and wonderful sound experience for home/vehicle. 5. What you get:1x NFC desktop Bluetooth receiver transmitter, 1x 3.5mm audio cable, 1X USB power cable, 1X3.5mm to RCA cable, 1X manual Notice: 1.Actual color may be slightly different from the image due to different monitor and light effect 2.Please allow 1-3cm deviation due to manual measurement Size: 6*6*2CM Material: ABSPC Bluetooth-compatible : BT 5.0 Distance: 10M Operating power: DC5V 1-2.1A Compatible with: all Bluetooth-compatible audio devices, supports A2DP/AVRCP/HFP protocol Function: Support NFC Bluetooth-compatible audio receiving, Bluetooth-compatible audio transmitting Package List: 1x NFC Desktop Bluetooth Receiver Transmitter 1x 3.5mm audio cable, 1X USB power cable, 1X3.5mm to RCA cable, 1X manual Package List: 1x Audio Receiver Transmitter