Features: Bluetooth + stereo headset combo. Wireless headphone connects to other device that has Bluetooth capability, such as, iPhone, Samsung Galaxy's, HTC's, etc. 3.5mm audio jack, provides a simple wired connection of a variety of devices without Bluetooth. Allow you to answer or reject phone calls anytime and anywhere. Charged via USB, rechargeable battery, convenient and practical. Playing time up to 10 hours, and continue talk time up to 7-8 hours, standby time up to 120 hours. Good quality, foldable design and adjustable length hinges, very comfortable to wear and easy to carry. Best choice for listening music, watching movie, chatting online etc. Specifications: Color: White, Black, Blue, Red Type: Stereo headphone with Mic Bluetooth version: ISSC3.0 Operation distance: 10m Sensitivity: 105dB+ / - 3dB Rechargeable lithium battery: 300mAh Charge time: 2-3hrs Charge port: USB Plug type: 3.5mm Package included: 1 * Headset 1 * USB Cable 1 * Audio Cable