Vocalism Principle: Hybrid technology Active Noise-Cancellation: No Material: Metal Material: Plastic Material: Glass Control Button: No Communication: Wired Volume Control: No Category: Earphones & Headphones Plug Type: Line Type Support Memory Card: No Waterproof: No Frequency Response Range: 20 - 22000 Line Length: 1.2 Resistance: 16 Sensitivity: 108 Is wireless: No Connectors: 3.5mm Support APP: No Function: Common Headphone Function: For Mobile Phone Function: Sport With Microphone: No
