telephone RJ9 headset with MIC

Specifications

telephone RJ9 headset with MIC 

headset with MIC for voip system call center VOIP USB headset with MIC volume control mute function cheapest price

 call center monaural headset headphone with microphone & RJ11/USB/DC plug  cord/volume control/mute function

1. Professional Monaural design for high-traffic call centers
2. Perfect balance of strong durability & lightweight
3. Quick disconnecting cable included
4. Noise cancelling Microphone , providing clear communication .
5. Acoustic shock protection circuit passes voices , but blocks sudden high-volume sounds
6. high quality ear cushion provides extra comfort . Leather or foam cushion options .
7. Extendable soft-metal headband fit all head size
8  Streamlined rotary adjustable Mic.boom
9. QD(quick disconnect ) cable is optional
      Driver Unit :            2*30mm
      Freq. res.   :           20-20KHz
      Impedance :           150ohm
      Sensitivity              125dB
      Max input power :  10mW
      Cord Length :          1.8m coil cable
 

packing , 60pcs put in a carton , carton Measurement 57*48*58cm , Gross Weight is 8 KG

polybag : 100pcs put in a carton , carton measurement : 54*32*37 cm . Gross weight is : 10Kg

Packing: PP bag

warranty: 12 months