Liberty 4, wireless with noise-canceling, boasts up to 28 hours of battery life. - Brand: soundcore - Model Name: Liberty 4 - Included: Ear tips (multiple sizes) - Features: Wireless, noise-canceling, IPX4 water resistance - Battery Life: Up to 28 hours - Connectivity: Bluetooth The main unit is missing, but everything else is included. Honestly, I haven't used it much, so it's in good condition. Please refrain from purchasing if you are overly meticulous. Thank you for looking.