SoundBot SB270 HD Stereo Bluetooth 3.0 Wireless Hands-free with Touch Control Mould-to-ear shape 1" padding, self-adjusting ear cups, and spongy top head frame for maximum comfort w/ crystal clear audio and potent bass. Full featured headphone w/ multi-touch control for track/volume & music play/pause and built-in touch sensor. Technically advanced headphones w/ wireless Bluetooth technology and an additional 3.5mm audio port for both wireless and wired connections. Supports NFC connectivity w/ 12 hours of hands-free talking or wireless music streaming. Adjustable in both length and width to accommodate different sizes. Foldable/expandable compact design w/ 180-degree ear cup arms provide extra flexibility, portability, and durability.