Whether you're listening to music on the go, working out at the gym, skyping with friends or holding gaming sessions - none of this is fun with annoying cables in your field of vision. With the renkforce Bluetooth music receiver, you can convert your wired headphones into Bluetooth headphones. How it works Remove the jack cable from your headphones and plug the Bluetooth music receiver into the jack socket that has become free. Press and hold the multi-function button for 6 seconds and then connect the music receiver to your smartphone via Bluetooth - that's all. Now you can enjoy your stored music wirelessly. Versatile use - with built-in microphone Use the Bluetooth music receiver for phone calls with your smartphone or on your PC or laptop for video calls. Thanks to the built-in microphone, your voice is transmitted crystal clear. Upgrade your car radio with Bluetooth Making phone calls with your smartphone behind the wheel is dangerous - and expensive if you get caught. With the renkforce Bluetooth music receiver, you can easily upgrade your car with a hands-free system. You can also easily transfer music from your smartphone to the car radio. Powerful rechargeable battery The integrated rechargeable battery in the Bluetooth music receiver can transmit the best sound for up to 5 hours with just one charge. Charge via USB Charge the music receiver on your PC, notebook or at the wall socket. Thanks to the universal USB connection, this is no problem.