Auto On/Off: Access via USB, no external power supply needed; automatically powers on/off with the connected device. Plug and Play: No software or driver installation required; simply connect the Bluetooth transmitter for easy pairing. Wide Compatibility: Enables TVs, computers, cars, and other devices to add Bluetooth functionality, connecting to Bluetooth speakers, headphones, and other audio playback devices. Low Latency & High Quality: Stable Bluetooth signal transmission maintains high fidelity within a 10-meter effective range without freezing. aptX audio codec achieves hi-fi stereo for an enhanced experience. Wireless Convenience: Enjoy the benefits of Bluetooth audio while exercising, watching late-night TV, or simply enjoying solo entertainment. Bluetooth Version: V4.2 Transmission Distance: 10M Power: USB-powered Shell Material: ABS Product Function: Stereo Bluetooth Audio Transmitter Net Weight: 11.88 grams Package Weight: 65 grams Product Size: 65 x 26 x 11 mm Package Includes: 1 x Bluetooth Transmitter 1 x 3.5mm Audio Cable 1 x 3.5mm AV Cable for TV