Edifier W600BT Wireless Over-Ear Headphones, Bluetooth V5.1, Crystal Clear Call, 40mm Drivers, 30H Playtime, Connect to 2 Devices, Built-in Microphone, Lightweight, for Travel, Home, Office – Blue

[Experience Dynamic Sound With Powerful Bass] Experience clear, detailed, and powerful sound with the 40mm drivers’ excellent resolution.
[Crystal Clear Sound Quality For Calls] Enjoy crystal-clear phone conversations, as if speaking face to face, with the built-in microphone when connected via Bluetooth.
[Up to 30H Battery Life] Enjoy up to 30 hours of playtime thanks to the large battery capacity, never worry about running out of battery.
[Dual Connection] Connect with two Bluetooth devices simultaneously, effortlessly switching between work and entertainment.
[A Comfortable Fit] The over-the-ear design with breathable soft leatherette ear cups and lightweight build (only 0.37 lb/168 g) ensures comfortable all-day wear without any burden.