High clear and sharp voice communication.
Compatible with most of call center telephone and digital telephone.
Extremely soft cushion, make sure long time wearing comfortable.
Durable, suit for 7*24 hours high frequency using.
Earphone jack: RJ9
Whether wireless headphones: wired headphones
With or without a microphone: Yes
Sound principle: dynamic circle
Frequency response range: 18-20000 (Hz)
Impedance: 150 (Ω)
Sensitivity: 118 (dB)
Distortion rate: 0.1 (%)
Wire length: about 2 (m)
Number storage function: Yes
Uses: ordinary headphones, professional custom, universal, noise canceling headphones, voice headphones, computer headphones, traffic headsets
1 Piece Headset