Main Features: ● 3.5mm plug， easy to pair with almost audio devices.
● Full steel shell， durable and good sound quality.
● With noise reduction technology， bring you beautiful sound effect.
● Built-in high quality mic and speaker to provide clear calls. Function: Answering Phone，HiFi，Microphone，Noise Cancelling，Song Switching Connectivity : Wired
Application: Computer，For iPod，Mobile phone，Portable Media Player
Plug Type: 3.5mm
Cable Length (m): 1.2m
Driver unit: 10mm
Frequency response: 20-20000Hz
Impedance: 16ohms±15 percent
Sensitivity: 90dB±3dB 0.070 Package weight: 0.096 kg
Product size (L x W x H): 120.00 x 2.00 x 2.00 cm / 47.24 x 0.79 x 0.79 inches
Package size (L x W x H): 16.00 x 8.50 x 2.50 cm / 6.3 x 3.35 x 0.98 inches Package Contents: 1 x Earphones