Description: Product Name: Wired Headphones Drive unit: 10mm Interface type: 35mm plug points to: all points Cable length: 1.2m Wire: crystal wire Microphone: built-in Maximum power: 10 MW Speaker resistance: 329 Microphone sensitivity: 42dB + 3dB Headphone Sensitivity: 93 dB + 3 dB Frequency response range: 20-20000Hz Packing list: 1 x Mobile Phone Wired Headset 1 x Packaging Bag Note: 1. Due to manual measurement, please allow 1-3cm error. Make sure you don't mind before bidding. 2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.