Features: brand new and high quality The Newest Bluetooth-compatible 5.0 Version: Compliant to version 5.0 specifications, backwards compatible to 4.2/4.1/4.0/3.0/2.0/1.0. With Microphone: Handsfree call when you are cleaning driving on RX mode. Universal Compatibility: This Bluetooth-compatible 5.0 Receiver can be connected to any A/V receivers and any powered speakers with standard 3.5mm jack or 2RCA ports, for ideal compatible for home theaters, stereo systems, and car stereos, also suitable for Smart Phones, and Android devices. Supports NFC : Built-in chip,you can directly connect with the NFC mobile phone or other support NFC Bluetooth-compatible device by for touch this receiver. Stream Music on 2 Speakers Simutaneously:With both 3.5mm and 2RCA connection options, you can enjoy music Wirelessly on 2 speakers simulteneously. 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). Long-Range Wireless Connection: The wireless Bluetooth-compatible adapter supports the connection up to 10 meters/33 feet, controlling the music playing in a long distance. 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. Specifications: Material: ABS+PC Bluetooth-compatible: BT 5.0 Distance: 10M Working power: DC5V (1-2.1A) Size: approx. 6x6x2cm/2.36x2.36x0.79in Compatible: A2DP/AVRCP/HFP protocol Note: Please don'for t chagre the device on those devices which needs to be charged themselves, it will have current interference which will cause current noise. We suggest you use power bank or wall charger to charge. Package includes: 1x Bluetooth-compatible receiver transmitter 1x 3.5MM audio cable 1x 2RCA audio cable 1x Micro usb charging cable