Product Details Connectivity: Wired
Audio Jack: 3.5 mm type
Pin size: 0.75 mm
Driver: Dynamic driver*1pcs, electrostatic*1pcs
Sensitivity: 103dB
DC resistance: 25 ohms
Frequency range: 20Hz-40000Hz
Microphone: Optional
Cable length: 120±5cm Whats in the box. 1 x KZ ZEX Earphones2 x Earbud tips(2 pairs, S/L) 1 x User manual