I purchased these about a year ago and used them only a couple of times before putting them away. The box and instruction manual are included. Functionality has been confirmed. Anker Soundcore Liberty 4 NC (Bluetooth 5.3) [True Wireless Earbuds / Ultra Noise Cancelling 3.0 / Wireless Charging / Multipoint Connection / Ambient Sound Mode / Up to 50 Hours Playtime / Hi-Res Audio / IPX4 Water Resistance / PSE Technical Standards Compliant] Black [High Sound Quality] Provides high-quality sound, allowing you to enjoy music and calls clearly. [Comfortable Fit] Ergonomically designed for comfortable use even for extended periods. [Convenient Charging Case] Includes a charging case that is convenient for carrying, allowing you to use them with peace of mind even when you're on the go. - Color: Black - Included Accessories: Charging Case - Brand Logo: Anker - Design: Compact charging case