With the Hosa IBT-300 Drive Bluetooth Audio Receiver, you can make almost any device with an audio input Bluetooth-capable - whether it's your car radio, stereo system, or a speaker. The built-in battery provides a runtime of 10 hours (up to 3 days in standby mode). The battery can be charged via USB using the included USB cable. The IBT-300 connects quickly and easily to your Bluetooth device with a press of the middle button. A 3.5 mm audio cable is included, allowing you to connect your desired device, such as your stereo system, to the IBT-300. The left button allows you to jump back to the beginning of the currently playing song, while the right button skips to the next track in your playlist. Its compact size (5 cm diameter / 1 cm height) makes the receiver fit into any pocket. Details: Hosa IBT-300 Bluetooth receiver, makes any audio input Bluetooth-capable, rechargeable battery, 3 buttons for control and pairing, includes USB cable and 3.5 mm mini jack cable. Package contents: Hosa IBT-300 receiver, USB charging cable, 3.5 mm audio cable.