Description: Wired to wireless:via the AUX adapter,chenge the wired into wireless,can be connected to non-bluetooth equipment,say goodbye to wire shackles and enjoy wireless life Bluetooth 5.1 chip for stable connection ,fast transmission and wide signal range,low delay Can be used in car bluetooth adapter,talking, navigating, and listening to songs are correct, and driving is safer Plug and play,with strong signal, stable transmission of 15 meters, no lag Digital display,with button control,simple and convenient,automatically connect back Specification: Product model: T01 Bluetooth version: 5.1 Whether plug and play: plug and play External power supply: there is an external power supply Transmission rate: 1Mbps Effective working distance: 20m Bluetooth standard: 5.1 Working frequency: 2.4MHz Power supply interface: TYPE-C Input interface: optical fiber, coaxial, AUX, USB, Bluetooth Output interface: R/L,AUX Support equipment: mobile phones, computers, TVs, projectors, etc. Size Chart: 110x25x85mm/4.33x0.98x3.35inch Package Includes: 1 Piece Coaxial Line 1 Piece Fiber Optic Cable 1 Piece 3.5 Audio Cable 1 Piece Usb Power Supply Line Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!