Brand Name: CCA Style: Wired in-ear headphones Vocalism Principle: Dynamic Origin: Mainland China Material: Metal High-concerned chemical: none Communication: Wired Volume Control: No Category: Earphones & Headphones Certification: CE Plug Type: Line Type Impedance Range: up to 32 Ω Active Noise-Cancellation: No Waterproof: No Wireless Type: None Resistance: 24 Line Length: 1.2 Control Button: No Sensitivity: 112 Is wireless: No Connectors: 3.5 MM Support Memory Card: No Support APP: No Function: For Mobile Phone Function: HiFi Headphone Function: Sport With Microphone: Yes Features: With microphone Features: Detachable Cable Choice: yes semi_Choice: yes