The Klipsch Image One Bluetooth Headphones feature a brushed aluminum finish with an adjustable leather headband and Bluetooth A2DP + aptX wireless connectivity. The ear cups are equipped with moving coil micro-speakers and high density memory foam for added comfort. They are collapsible for easy storage and they also have ergonomically designed on-ear controls for music and calling. Plus, an integrated microphone supports hands free phone calls and a built-in rechargeable battery. Hi-Fi Bluetooth (A2DP + aptX) for lossless audio quality. Roam up to 33 Feet away and remain connected to your music and calls. Link up to 8 paired devices.