Features: Bluetooth-compatible5.3 chip for steady pairing, fast- transmission and smultaneously pair your smartphone- and tablet- and stream music from either one with any stereo-system that supports standard 3.5mm or RCA- jack-. Two-in-one function, support receiving and transmitter functions, without microphone. Support to connect with 3.5mm audio port and 2 RCA- audio port at the same time-. One simple button to answer/redial-/hang-up/reject calls.the Bluetooth-compatible car- adapter supports broadcasting voice notification from existed navigation apps-, you do not need to look down the phone to ensure safe driving. With the 3.5mm AUX- port and 2 RCA- port, it can be connected- to non-Bluetooth car-audio-system-, home stereo-, wired- headphone/speaker, Amplifier/Home Theater.etc. Specifications: Type: 2-IN-1 Bluetooth-compatible Audio Adapter Colour: Black Input Voltage: DC5V Transmission Distance: Maximum of 10meters/33 feet (no obstacles) Bluetooth-compatible Version: 5.3+EDR Interface: 3.5mm AUX-Stereo/ 2RCA Stereo- Audio / USB Interface Driver: No need to install Transmitter Mode: Red LED light on Receiver Mode: Blue LED light on Mode Switching: Switch- the mode by switching the Button switch-, click the play- button Size: About 78x48x18mm/3.07x1.89x0.71in Range-of Use: This Bluetooth-compatible adapter can be used in almost all digital-products with audio input/output (3.5MM /RCA- audio interface), just connect the audio to the input/output port. Receiver Mode For: Wired- Speaker/Home Speaker/Power amplifier/Headphone/Car kit ect... Transmitter Mode For: TV/PC/Projector/Power amplifier/TV Box /Bluetooth-compatible Headphone/Earphone/Speaker ect... Note: 1. Due to manual measurement, please allow 1-3cm error. Make sure you do not mind before bidding. 2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks. Package includes: 1x Bluetooth-compatible5.3 Audio Receiver Adapter 1x 3.5mm Aux- Cable 1x RCA- Audio Cable 1x User Manual 1x TypeC Charge Cable When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it