Bluetooth Headphones, Sound Intone Nk850 Wireless Headset with Microphone, Music Headphones with Adjustable Headband for Sporting, Traveling, Compatible for Cellphone, Laptop, Pc, Tablet (Black/white) Powerful & Stylish bluetooth headphones / Built-in Mic for hands free functionality With Bluetooth 4.0 tech, the headphones ensure high-fidelity stereo music and clear speech via Noise reduction Comfortable around-the-ear design with adjustable PU leather headband for perfect fit Long lasting battery life lasting 12 hours after a full charge. Backup Cable w/ Mic + remote functionality, just in case. Work with any Apple Iphones Ipad Ipod Smartphone Samsung Galaxy and music Players and other devices with 3.5 mm port, 3-month Limited Warranty