【Up to 6-8 hours of Listening Time】Bluetooth for cars: Transfer your music to your car and upgrade your car audio system. | [Car connector wire storage wire material] Most of the car connector wires on the market use metal parts, which are easy to damage the car interface. We use soft memory wire connection, no matter how you break the machine, and it can be arbitrarily shaped and placed in your own suitable adjustment position. | [Mini Size] The machine is only the size of a coin, but the listening time can reach 8 hours. The advantage of the machine's small size is that it is very convenient for use in cars, headphones and speakers. | BUILT-IN MIC FOR SPEAKERPHONE CALLS: Just press the answer button to answer or hang up your phone calls while driving | DUAL LINK FOR MORE CHOICE: Ralyin can connect 2 Bluetooth devices at the same time for enjoying your music and won't miss any calls Or enjoy music and navigation at the same time 8 HOURS long battery life and also supports playing