These TDK universal wireless speakers will stream music from any Bluetooth-enabled device, getting the party started. A2DP supported Bluetooth wireless technology ensures high-quality audio streaming & the speakers boast a rich stereo sound to fill the room. Devices with a headphone jack can also be connected via the built-in universal line-in jack.TDK universal wireless speaker using A2DP Bluetooth technology Full stereo audio with high-quality audio streaming Simple pairing technology to easily work with any Bluetooth-enabled device Built-in universal line-in jack to connect speakers with any device with headphone jack