PTron Boom 2 Headphone 4D Deep Bass Stereo Earphone Dual Driver Sport Wired Headset with Mic for All Smartphones (Black/Gold)

Specifications:

• Speaker sensitlvlty: 110±3dB
• 4 Drivers moving coil gold plated 
• Speaker Impedencce /Resistance: 16 ±10%
• Speaker frequency range: 20~20KHz.
• Mic dimension: 3.0*1.5 mm.
• Mic.Sensitivity: -42±3 dB.
• Connector: 3.5mm.
• Cable Length: winding Cable 1.2M.
• Colour: Black & Gold
• Brand: PTron