The Bluetooth 5. 0 Receiver with A2DP profiling offers a convenient and functional way to transform audio and hi-fi systems into wireless compatible ones. Pair two devices at once and listen to music or make phone calls with ease. The built-in microphone picks up your voice with clarity so you can chat without problems. With 12 hours of battery life, there is enough to last most car trips before you need to recharge. Ideal for car or home speakers, you can also enjoy high-fidelity stereo audio through headphones. Simply connect your ear buds once the car kit is synced to a device be blown away as they turn into hands-free Bluetooth headphones. Safer Driving & Audio Freedom The Clip Design makes it convenient for you to carry and use with headphones, getting indulged in wireless music, truly liberating your phone.Built-in microphone to wirelessly take calls to ensure safe, convenient hands-free driving. Stable Bluetooth 5.0 Reliably fast streaming with the latest dependable Bluetooth 5.0 connection - no cables to tie you down.Long wireless range, achieves up to 30 feet(10 meters) away. can bring you great sound experience. Specifications: - Bluetooth Compliance: Bluetooth V5.0, A2DP - Transmit Range: up to 33ft / 10m - Working Time Both Mode: about 12 hours - Charging Time: 1.5 hours; can be used while being recharged - Colour:Black -Features:Bluetooth 5.0, Pair two device at once, Wireless, Car Stereo system, Hands-free Call,Long Battery Life,3.5mm AUX Port Package Included: 1 × Bluetooth Receiver 1 × USB Charging Cable 1 × 3.5mm Audio Cable 1 × User Manual Note: Charge the product at least once every 3 months when not using for a long time. Warm tips: When the power is off and charging, the device cannot be turned on; however, it can be used while charging after it is turned on.