Wireless Bluetooth Hi-fi Stereo On-Ear Headphones Foldable Headset Noise Cancelling Earphones for Smartphones, Tablets (Black) What's inside the package: 1x Prime Wireless Bluetooth Headphones High-Fidelity Stereo Earphones Foldable Headset for bluetooth devices in Black. Top of the line Bluetooth V3.0 with Noise Reduction Microphone that delivers high-fidelity sound and clear speech wirelessly over stable and strong signal from bluetooth-enabled devices within 10-meter operating range. Experience the Best Audio Performance with this over-the-head foldable stereo headset with built-in rechargeable battery that allows up to 3-4 hours operating time. Features a durable, folding construction for ease of storage and transit. The classic, stylish, sportyon-ear design still provides good noise isolation making this ideal for travel, work and study. The Built-in microphone Allows clear Phone communication proving optimal call quality even in noisy background. Comes in a trendy, lightweight and adjustable architecture ideal for any sized head or ears. Made with luxuriously soft earpads that provide hours of comfortable listening.