A long-lasting rechargeable battery keeps your favorite music going for hours Smooth rubber finish and reflective accents create a bold look to suit your style Keep it in its own sturdy hard case for safe storage and transport Technical specs: Driver unit 40mm, built-in Bluetooth chip, playing time 12-14 hours, standby time 18-20 hours, battery 400 mAh, operation range 10-12 meters, frequency range 2.4-2.48 GHz, built-in mic, aux port 3.5mm, volume control/musicConnectivity Technology: Wireless - Bluetooth Enjoy rich stereo sound with these High Performance Wireless Headphones. Delivering superior audio with enhanced bass and crystal clear highsConnect the headphones to any Bluetooth enabled device to wirelessly control playback and even answer phone calls with the built-in microphoneFoldable for portability, the soft, padded ear cups provide comfort while blocking out ambient noise, and the headband is fully flexible and adjustable for a perfect fit. Hard carrying case included Expanded assortment available online. This item not carried in store. SHIPPING NOTE: this item ships in the packaging shown without an over box, item will be visible upon delivery.