Sony Ericsson Bluetooth Headset HBH-DS970 Stream stereo music wirelessly from your Bluetooth-enabled cell phone and talk handsfree Two rubber-capped earbuds connect to lanyard-style control pod Control pod's display reveals the name or number of your caller Walk into a noisy environment and the volume adjusts automatically in less than a second. Requires that your cell phone have the A2DP Bluetooth stereo music streaming profile