IPX5 Wireless Bluetooth EarphoneThis wireless earphone can support adjusting the volume and changing the music. This wireless earphone which has a hook design, it is small and lightweight, stable and comfortable to wear. Features and Specifications: Name: IPX5 Wireless Bluetooth Earphone Features: Microphone, Playback Control, Volumes Material: ABS Style: In ear Vocalism Principle: Dynamic Control Button: Yes Active Noise Cancellation: Yes Sensitivity: 103dB Wireless Type: Bluetooth