Seamless CompatibilityDesigned specifically for Apple AirPods 4, ensuring perfect fit and functionality Smart PairingFeatures intelligent pop-up window for effortless pairing with AirPods 4 Wireless Charging SupportSupport wireless charging, enjoy the convenience of wireless charging for your earphones High-Capacity BatteryEquipped with a 620mAh battery for extended use between charges USB-C Charging PortFeatures the latest USB-C charging port for fast and versatile charging options Specifications: Compatibility: for Apple AirPods 4 Charging Type: USB-C Battery Capacity: 620mAh Note: Only supports for Apple original Bluetooth headsets, non-original ones cannot be used. Compatible with: AirPods 4 Package included: 1 x Charging Case 1 x English and Chinese User Manual Not include earphones