SilverStone ARM14 (White) Single Monitor Arm w/ Heavy-Duty Gas Spring Design & Versatile Adjustability, For Monitors Up To 49″ Size & 20kg Weight, VESA Mounting Interface Standard (MIS), 100mm x 100mm / 75mm x 75 mm Mounting Hole

Wireless 5.0, a connection distance of 10-15 meters, faster with less loss.For hands-free HD calls.Protein-imitation leather earmuffs, soft and breathable for long term wearing.Self-adaptive fine tuning telescopic head beam, pressure free wearing.Lightweight and convenient, wired and wireless dual-use mode, not only can be used as a wireless headset, but also as a wired headset.