Product Features: 1.The Newest Bluetooth 5.0 Version: Compliant to version 5.0 specifications, backwards compatible to Bluetooth 4.2/4.1/4.0/3.0/2.0/1.0. 2.Bluetooth Receiver Supports NFC : Built-in chip, you can directly connect with the NFC mobile phone or other support NFC bluetooth device by touch this receiver 3.Stream Music on 2 Speakers Simultaneously: With both 3.5mm and 2RCA connection options, you can enjoy music Wirelessly on 2 speakers simultaneously. 4. Bluetooth Receiver Support dual audio port to connect: Come With both 3.5mm and 2RCA audio port, Suitable for more devices (3.5mm cable and 2RCA cable included). 5. Bluetooth Receiver Long-Range Wireless Connection: The wireless Bluetooth adapter supports the connection up to 10 meters/33 feet, controlling the music playing in a long distance. 6. Bluetooth Receiver Support auto TURN ON/OFF: Using the charger cable connect with your car/other power, When Start the car or its have power, It will auto turn on, and Automatically connect to the device you last connected to. When the car turned off, its will auto turn off. Features: Bluetooth Receiver Support NFC; support simultaneous connection of 2 Bluetooth devices Bluetooth Receiver Support NFC near field pairing, NFC automatically turns Bluetooth wireless connection on or off when pairing The latest power isolation technology ensures sound quality. Product Parameter: Bluetooth version: 5.0 Bluetooth protocol: A2DP AVRCP HFP Frequency range: 2.402GHz-2.48OGHz Frequency response: lOOHz-2OKHz Bluetooth Receiver Transmission distance: 10M Bluetooth Receiver Signal to noise ratio: >90dB Bluetooth Receiver Power supply: USB 5V Output interface: RCA + 3.5MM AUX TF card Play format: SBC Flac MP3 WAV WMA APE Does not support AAC, supports up to 64GB Package Lists: 1 X Bluetooth Receiver 1 X USB Android Power Supply Line 1 X 3.5MM Audio Cable 1 X RCA Audio Cable 1 X Users Guide