onn PC Wireless Headset, Bluetooth/2.4Ghz, Black 40 millimeter dynamic drivers deliver clear and balanced sound Active Noise Cancelling helps reduce background noise for focused listening Dual-microphone design with Environmental Noise Cancellation supports clearer calls Dual wireless connectivity with Bluetooth and 2.4 GHz USB-C receiver Up to 30 hours of playtime on a single charge Adjustable headband with soft ear cups for a secure fit What's in the Box? 1 Wireless Headset, 1 USB-C Receiver, 1 USB-C Charging Cable, and 1 Quick Start Guide