Features: 1. Easy to Use: Bluetooth version 2.1. No software installation required plug and play. 2. Wireless Connectivity: Transmits TV audio to a home speaker system via Bluetooth, eliminating the need for complicated wiring. 3. Enjoy Music Privately: Stream TV sound to a Bluetooth headset and enjoy high-quality audio at any time without disturbing others. 4. Wide Compatibility: Ideal for home use, classroom presentations, and conference setups. 5. High Performance: Clear voice transmission when speaking directly into the devices microphone; ensures speech is clearly heard through connected Bluetooth speakers. Specifications: Interface: USB Wireless Technology: Bluetooth Wi-Fi Standard: None Content Type: Audio High Definition Support: Not applicable Model Number: Audio Transmitter Supports paired Bluetooth stereo headphones/headsets with play/pause, forward/backward controls Supports automatic pairing (no button press required) Pairing PIN code: 1234 Frequency Range: 2.42 to 2.480 GHz Operating Current: Maximum 40mA Compatible with USB devices Operating Range: Up to 10 meters Material: Plastic Color: Black Package Contents: 1 x Bluetooth Audio Transmitter Note: Light reflection and differences in display screens may cause slight variations in color between the product image and the actual item. Measurement allows an error of +/- 1-3 cm.