The team offers a 30-day return or replacement quality guarantee and lifetime technical support. Please feel free to contact us if you need further assistance. Product Features: Bluetooth 5.0: Signal transmission is faster, more stable, and of higher quality. Transmit audio from your TV, laptop, or computer to a Bluetooth device, such as headphones, speakers, or headsets that have Bluetooth capabilities. Give your TV, laptop, or computer wireless Bluetooth capabilities. Transmission distance of 10 meters. Automatic pairing for convenient use in transmitter mode. Blue light indicates transmitter mode. Power the device via USB port, such as a USB port on a computer, laptop, car stereo, or phone charging block. Driver-free Plug and Play. Product Specification: Type: Bluetooth Transmitter Technologies: BT5.0, A2DP Operating Range: 10m / 33ft (without any blocking objects) Transmitter Mode: Blue LED Light Bluetooth Standard: Bluetooth V5.0 Connection(s): USB Suitable for: Home stereos/speakers, TV, PC, headphones, MP3, DV Package Includes: 1 x Bluetooth Transmitter 1 x 3.5mm Cable 1 x User Manual Bluetooth Transmitter - Connect to TV, CD player, PC, MP3 and transmit audio to your Bluetooth stereo, headphones, and speakers Compatible with most audio output devices like PC, desktop, laptop, Mac, TV, iPod, CD player, MP3/MP4, PS4, Nintendo Switch, etc. Up to 33ft/10m transmission distance Bluetooth 5.0 technology, faster and more stable signal transmission