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 – Black

[Experience Dynamic Sound With Powerful Bass] Revel in clear, detailed, and powerful sound with the 40mm drivers’ very good resolution.
[Crystal Clear Sound Quality For Calls] Revel in crystal-clear phone conversations, as if speaking head to head, with the built-in microphone when connected by way of Bluetooth.
[Up to 30H Battery Life] Revel in as much as 30 hours of playtime way to the massive battery capacity, never worry about running out of battery.
[Dual Connection] Connect with two Bluetooth devices concurrently, 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 with none burden.