Details Earmuffs is made by comfortable and breathable material that is helpful to reduce heat and moisture during intense games; keeping your ears feeling good even on long time use. Noise-canceling microphone reduce distracting background noise and easy to rotate to best position for clearest voice. Adopts Bluetooth 4. 2 chip; noise cancellation technology to ensure high-fidelity sound quality. Design: This Bluetooth 4.2 wireless earphone provides pure; high-quality sound for compatible devices. The music output is HD stereo audio and noise reduction that produces clear voice and a superior listening experience. Feature: Adjustable padded headband; fit with ear; and plush padding; more comfortable. Built-in high-efficiency rechargeable lithium battery; and charged by the included USB cable. Specifications  Material: ABS and PU leather. Microphone Dimension: 6.0mm/0.24 inches. Play Time: 6 hours. Lithium Battery Capacity: 300mAh. Talk Time: 8-10 hours . Receiving Distance: 10m/32.81 ft. Working Voltage: 3.7V . Charging Time: 2 hours. Speaker Diameter: 40mm/1.57 inches. Bluetooth Version: V4.2. Package Content 1 Bluetooth Gaming Headset. 1 USB Cable. 1 User Manual. Notes 1.Please understand there may be mild deviation exist.  2.Due to the lighting and monitors; there are slight difference between the picture and the real item.