Description: Large LCD screen design, transmitter can freely choose the headset or speaker to connect. 2-In-1 audio adapter makes your TVs and other devices enabled to stream audio to your headphones, or makes your home stereo enabled to receive the wireless music streaming from your phone and tablet. Works with device which have USB port and 3.5mm female port. Wireless audio solution for every situation and application. Easy to use and carry, Plug & Play, without installing any external driver. Can be used with computers, mobile phones, televisions, home speakers, and car speakers. Use the latest 5.0 technology, fast transmission speed, high-quality stereo music, enjoy the convenience of technology for life. Specification: : V5.0 Transmission Distance: 10m / 33ft Input: 5V/2.1A Audio Port: 3.5mm Color: Black Main Item Size: 75x25x12mm Package Includes: 1x Transmitter & Receiver 1x 3.5mm Audio Cable 1x RAC Cable 1x Manual Note: Transition: 1cm=10mm=0.39inch Please allow slightly 0-1cm difference due to manual measurement. Colors can appear different depending on light and how the listing is viewed. Thanks for your understanding and attention. Wish you a pleasant shopping experience!