Features of Super PRO Series USB Headsets with Quick Disconnect Cord for PLT---HSM-602TPQDUSBC: 1.Supper-Pro sound quality, ideal for the most demanding environments telemarketing, call center..etc. 2.Intelligent and changeable Voice Tube, providing clear communictions 3.Stylish design, lightweight, durable and comfortable for all day use 4.Acoustic Shock Protection circuit 5.Binaural design, hearing on both sides and microphone can be on either ear6. Adjustable headband 7. Replaceable soft foam or soft leatherette ear pad 8. Quick disconnect cord (optional)for the convenience of walking away without removing the headphone 9. PLT/GN Netcom compatible Quick Disconnect(optional) 10. Professional Volume Control and Mute function(optional) 11. Coiled cable or straight cable(optional)   Technical Parameters: Driver Unit                        2×30mm Frequency Response        20-20kHz Impedance                       150  ohm Sensitivity                         125dB Max input power               10mW Plug                                   USB

Features of Super PRO Series USB Headsets with Quick Disconnect Cord for PLT---HSM-602TPQDUSBC:
1.Supper-Pro sound quality, ideal for the most demanding environments telemarketing, call center..etc.
2.Intelligent and changeable Voice Tube, providing clear communictions
3.Stylish design, lightweight, durable and comfortable for all day use
4.Acoustic Shock Protection circuit
5.Binaural design, hearing on both sides and microphone can be on either ear6. Adjustable headband
7. Replaceable soft foam or soft leatherette ear pad
8. Quick disconnect cord (optional)for the convenience of walking away without removing the headphone
9. PLT/GN Netcom compatible Quick Disconnect(optional)
10. Professional Volume Control and Mute function(optional)
11. Coiled cable or straight cable(optional)
 
Technical Parameters:
Driver Unit                          2×30mm
Frequency Response       20-20kHz
Impedance                         150  ohm
Sensitivity                           125dB
Max input power                10mW
Plug                                      USB