SteelSeries arctis pro wireless - gaming headset - Hi-Res speaker drivers - dual wireless (2.4G and Bluetooth) - dual battery system. Arctis pro wireless features rock solid dual-wireless technology with lag-free 2.4G wireless lossless audio and Bluetooth mobile audio, combined with 40,000 Hz capable hi-res capable speaker drivers and a clear cast mic making it the gaming audio system. Plus, arctis pro wireless is designed with luxury materials like polished steel and aluminium alloy, and the exclusive arctis ski goggle headband and air weave performance fabric ear cushions. The multi-input wireless transmitter with an OLED screen and included swappable rechargeable batteries make the gaming audio system as flexible as it is powerful. Note: The customer should ensure the latest firmware is installed.