Product Specifications: Entertainment & communication all-in-one headset. Superior OLED display and high value metallic finish. Built-in FM Radio with 4 preset channels. Simply display menu to show FM radio frequency, caller ID, headset pairing, missed calls and battery life status. High quality wireless stereo music (S/N > 90 dB). DSP with CVC Echo & Noise Cancellation for clearer conversation. Bluetooth specification v2.1+EDR class 2. Supports Bluetooth Headset, Handsfree, A2DP & AVCRP profiles. Rechargeable Li-Polymer Battery. Talk Time: Up to 7 hours. Music Playing Time: up to 7 hours including Radio Playing Time. Standby Time: up to 150 hours. Compatible with i.Tech 110 - 240Vac switching power charger. Weight: 21.5 grams. Available in 3 different colors, Black with Orange, Green and Grey.