Feature:1. Versatile Functionality: This Bluetooth transmitter receiver acts as a versatile adapter, allowing seamless audio streaming from TVs, phones, or CD players to Bluetooth headphones, speakers, or car stereos.2. Wide Compatibility: With a 3.5mm AUX can connect to various audio devices, including car audio systems, speakers, and projectors, also compatible with Bluetooth enabled devices.3. Quality Stereo: The transmitter could provide crystal clear, quality stereo sound, whether you're listening to music, watching movies, or making phone calls, you'll enjoy exceptional audio performance.4. Portable and Convenient: Compact and lightweight design, perfect for on the go. Whether you're on a plane, in a car, or at home, simply plug it in and wirelessly enjoy your audio content.5. Easy to Use: With simple plug and play design, this Bluetooth receiver is easy to use. Just plug it into the AUX port of your device, connect to your Bluetooth device, and enjoy wireless audio streaming.Specification:Item Type: Bluetooth TransmitterMaterial: ABSBluetooth Version: 5.3Connection Range: Approx. 15m/49ftInterface: 3.5mm audio interfaceFrequency Response Range: 10 Hz-20 HKzSignal to Noise Ratio: Less than 110 dBBattery Capacity: 140mAh lithium battery (built in)Function: Bluetooth reception, transmission two in one.Package List:1 xBluetooth Transmitter1 x 3.5mm Audio Head1 x Charging Cable1 x Manual