Features:
High Sund Quality Wired 4D Headphone
Voice Recognition and Commands
Over-ear design, foldable, perfect listening experience 
High-strength ABS structure, skin-friendly surface treatment
 
Product Details:
Compatible with: Computer & Mobile phone 
Connectivity: Wired 
Driver unit: 40mm 
Frequency response: 20-20000Hz 
Impedance: 32ohms±15 percent 
Plug Type: 3.5mm 
Sensitivity: 112dB