BluBeats Bluetooth Headset, High-Quality, Crisp, Rich Sound. Listen to music or answer calls from any Bluetooth-enabled device without any cables. Lightweight, comfortable design. Mobile headset with Bluetooth wireless technology for wire-free listening to music or answering calls from your Bluetooth-enabled device. High-quality speakers. Built-in microphone that enables you to take and make telephone calls using your Bluetooth-enabled wireless phone. Additional Audio Input: Integrated Micro-SD card slot, and 3.5mm stereo audio jack. Foldable, with adjustable headband. Built-in Rechargeable Battery. 1-Year Warranty.