The TaoTronics TT-BR05 Bluetooth 4.0 Receiver with EDR + 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 7 hours of battery life, or 200 hours standby time, 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 receiver is synced to a device be blown away as they turn into hands-free Bluetooth headphones. At TaoTronics, not only we offer high quality products, we back them up with 12 month warranty and a 30 day money back guaranty. What’s included: Bluetooth 4.0 Receiver (Model: TT-BR05); Micro USB Charging Cable; 3.5mm Male to Male Audio Adapter; 3.5mm Audio Cable; and User Manual.