Product category：Headphone Series
Model：ECD-69B

  Some of the major technical indicators headset：

       Frequency Response：  20～20000Hz
       Impedance：  8/16/32Ω（1kHz）
       Input power：  50 mW（Max）
       Sensitivity：  ≥96dB（1mW，500Hz）
       Plug type：  Φ3.5mm Three-core 
       Cord length：    1.8m 
       Speaker Diameter：  40mm

  Some of the major technical indicators microphone：

       Frequency Response：  100～10000Hz
       Impedance：  2000Ω（1kHz）
       Sensitivity：  ≥-42dB（1V/Pa，1kHz）
       Plug type：  Φ3.5mm 
       Microphone spec: 6x5mm -42dB±3dB  

This product is suitable for listening to all types of multimedia computers and send it

Note:The above information is for reference only