With the Green Lion’s Echo Max Headphone, you will experience an amazing sound you never had. It’s equipped with a 500mAh integrated battery and easily lasts for 50 hours of use at 50% of the maximum volume in Bluetooth mode. There’s a Type-C to Type-A cable for charging and you have an AUX cable in case you’re running out of the battery. Also, it’s totally comfortable to wear due to its light weight.