Two-in-one Bluetooth audio adapter that adds Bluetooth to devices without built-in Bluetooth. It lets you enjoy wireless sound from equipment that does not support Bluetooth, including TV, PC, gaming devices, MP3/MP4 players, vintage stereo systems, speakers, and car stereos. You can add Bluetooth functionality without replacing your existing devices. Key features and benefits - Dual mode design: transmitter and receiver in one unit. Use it as a transmitter (TX) to send audio from non Bluetooth devices to Bluetooth headphones or speakers, or as a receiver (RX) to play Bluetooth audio from a phone or tablet on a wired speaker or stereo. - TX mode use case: connect to a TV, PC, gaming device, MP3/MP4 player, or other non Bluetooth source and pair with Bluetooth headphones or speakers for wireless listening. - RX mode use case: switch to receiving mode and pair with a phone or tablet to play music through a wired speaker or stereo. In RX mode you can open the receiver and then connect the speakers to let the music flow. - Plug and play: simple setup for easy usage without complicated configuration. - Practical LCD display: a visual screen shows the current mode, connected device name, volume, and other status information, making operation intuitive and helping prevent accidental connections. - Compatibility and performance: designed to work with devices that do not have Bluetooth and to connect to standard Bluetooth headphones, speakers, and car stereos as appropriate. 2-3 practical use scenarios - Watch TV with wireless headphones: in TX mode, attach to the TV and pair with Bluetooth headphones for comfortable, cable-free viewing. - Share phone music in a wired room: in RX mode, pair with your phone or tablet and play through a wired home stereo or powered speaker for room-filling sound. - Game console or PC audio to Bluetooth headset: use TX mode to send audio from a gaming device to Bluetooth headphones for a clutter-free setup. Product notes - Easy to install and operate, with a clear LCD display to guide mode selection, device name, and volume control. - Designed to work with a range of devices that lack Bluetooth functionality while preserving your existing wired systems. This Bluetooth audio adapter maintains the original functionality and purpose: to extend Bluetooth capability to devices that do not have it, with a straightforward, reliable experience through TX and RX modes and a practical display for oversight.