Bluetooth 5.0 adapter 2-in-1 multifunction device The function of receiving and playing multimedia wirelessly from a phone, laptop, tablet, etc. and The function of sending sound to wireless speakers, headphones, etc. The set includes the necessary cables: Minijack - Minijack Minijack - RCA USB - Micro USB (device power) The Bluetooth adapter works great as a multifunctional device in your home. If you want to listen to music from your phone on the loudspeakers - you turn on the receiver mode and enjoy the music played from YouTube, Spotify or other streaming services. It also allows you to play audio in wireless headphones with a single button. Switching the receiver / transmitter mode is performed by means of the multifunction button. 1. Device set to RECEIVER mode receives audio signal wirelessly via Bluetooth , e.g. from a phone , tablet, PC, Then, using the included cable, it sends it to the speakers. 2. Device set to TRANSMITER mode: receives the audio signal via the included JACK cable from e.g. TV, PC, laptop, receiver transmits the signal via Bluetooth to listening accessories, e.g. wireless headphones, speakers, portable speaker The receiving mode allows for wireless audio transmission from the phone via Bluetooth, which is an ideal solution for people who want to play their favorite hits from YouTube, Spotify or other streaming services without having to connect the phone to the cable. Broadcast mode allows you to wirelessly transmit audio to your headphones via Bluetooth It is an ideal solution for people who value privacy. The transmitter allows you to wirelessly transmit audio from your phone via the latest Bluetooth 5.0 protocol. Device technical specification: Protocol supported: A2DP, AVRCP, HFP, SPP HID Stereo sound max. Bluetooth range: 10m Battery capacity: 600mA Charging time: 2 hours Operating time: 8 hours Charging standard: Micro USB, DC 5V Compatibility: Android and iOS devices; all Bluetooth devices. Chipset: ARM92EJ-S, 4KB Cache The set includes: Bluetooth 5.0 transmitter Minijack-minijack cable (70 cm) Minijack-RCA cable (100cm) USB-Micro USB cable Packaging Device description: Bluetooth 5.0 smart adapter Wireless audio receiver mode indicator Function button Indicator of device activation and BT connection status Wireless audio mode indicator Audio line out (receiver mode) Device charging connector Audio Input Line (Transmitter Mode)