Logitech Stereo Headset with Rotating Boom Mic H150 Color:Blue Advanced Security: Supports 64/128 WEP

Advanced Security: Supports 64/128 WEP

-Compatibility: Windows® Vista

Tracking technology-OpticalCPI Resolution-1000 dpiNumber of buttons: 3Cable Length-1

the 50-name-and-number directory makes it easy to call your favorite contacts and thanks to the VIP function you can identify your favorite callers from the ringtone associated with their number*

Logitech Stereo Headset with Rotating Boom Mic H150 Color:Blue Advanced Security: Supports 64/128 WEPInput Impedance: 22 OhmsSensitivity (headphone): 122 dB + 3 dBSensitivity (microphone): 44 dBV Pa + 2. 5 dBFrequency response (Headset): 20 Hz to 20 kHzFrequency response (Microphone): 100 Hz to 6. 5 kHzCable length: 1. 8 m