RKS BT-1612 Bluetooth Headphone(Black, Over the Ear)

IMPRESSIVE SOUND QUALITY IS THE ULTIMATE GOAL & PLEASE NOTE: 1. This item is passive noise isolating, NOT active noise cancellation(ANC), it can't cancel the noise completely but it won't drain the battery and damage the sound. As an additional factor of sound quality, it is better than ANC. 2. The closed-back design provides immersive Hi-Fi sound with CSR chip and 40mm driver together. If you care more about Noise Cancellation than Sound Quality, you may consider other alternatives. There are 4 buttons including an on/off button, multi-functional button, answer/end call button and a volume/music buttonBluetooth Headset is compatible with virtually every Bluetooth enable devices such as cell phones, laptops, PCs, tablets and TVs.The RKS BT1612 Wireless Headphone is Built in the latest Bluetooth CSR 4.2 CPU 2.4GHZ Wireless connected,super strong signal ensure 10M connect works stable.the 40MM Loundspeaker come with Smart CVC6.0 Noise Canneclling and HD MIC ensure this earphone have very neutral Sound,The Bluetooth 4.2 can gurranty compitiable 99% Bluetooth Device anywhere all over the world.the most important it's support 3.5MM port freedom swtich wired between Wireless.you gain an amazing communication device that works like a cell phone on your smart phone,Laptop and computer.