Feature: 1. Bluetooth 5.0: Bluetooth 5.0 connection, stable and fast, effective transmission distance up to 10 meters. Additionally, it also has powerful anti interference performance, allowing you to enjoy wonderful wireless music moments. 2. Support NFC: Built in chip, touch this receiver can directly connect to NFC mobile phone or other NFC enabled Bluetooth devices, can simultaneously connect devices for playing music, making calls, etc. 3. Play Music on 2 Speakers Simultaneously: Through 3.5mm and 2RCA connection options, you can wirelessly enjoy music on 2 speakers simultaneously. 4. General Compatibility: This Bluetooth 5.0 receiver can connect to any power powered speaker with a standard 3.5mm port or 2RCA port, ideal for home theater, stereo and car speakers, as well as smartphones, laptops, tablets, and more. 5. Hands Free Call: Adapter allows for hands free calls, noise reduction technology provides excellent call quality. When the car is started or connected to power via a charging cable, it will automatically turn on and connect to the last connected device, and when the car is turned off, it will automatically turn off. Specification: Item Type: Bluetooth 5.0 Receiver Material: ABS Weight: Approx. 114g / 4oz. Package List: 1 x Bluetooth 5.0 Receiver 2 x Sound Cables 1 x USB Charging Cable 1 x Instruction Manual