Snoozeband 2.0 Bluetooth Sleep Headphones Brand name headphones direct from the United Kingdom Color: Gray Headphones: 4mm thick Playtime: 10-12 hours per charge Adjustable headband: 48 cm - 58 cm Compatible with any Bluetooth device Plays all apps just like normal/wired headphones Optional automatic sleep timer for 1 or 2 hours Built in zipper for easy access to battery and headphones Fully washable No flashing light, no audio interruptions like “battery low” or “power off.” Includes: USB-C to USB-A charging cable Travel pouch Instruction manual