SoundBot SB270 Headphone HD Stereo Bluetooth Wired / Wireless Headset w/ Sensory Multi Touch Control, 12 Hrs Wireless Music Streaming or Hands-free Talking, Potent Bass, Crystal Audio, Built-in Mic, 1" Mould-to-Ear Padding & NFC Connectivity Mold-to-ear shape 1" padding, self-adjusting ear cups, and spongy top head frame 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