A matched pair of finely adjusted 40mm High-Density speakers provide 7.1 surround sound. Memory Foam Earpads provide long-lasting comfort for all-day use. With 2.4G wireless technology, you can connect wirelessly for high-fidelity, ultra-low latency audio and a 40-foot signal range. Thanks to a 9.5mm omnidirectional microphone with great response, you can be heard clearly and with a wide dynamic range. The ear cups and headband are lightweight, guaranteeing long-term durability and optimal comfort. An integrated 12-hour-long rechargable battery is included.