Koss QZ99 headphones/headset Head-band Music Black Geocoaching Friendly 57" (40 mm) Package weight

57" (40 mm) Package weight 22

INCREASED PRODUCTIVITY: This dual monitor universal docking station for laptops combines 4x USB 2

and LIGHTSYNC RGB

then install QVR Center on the TS-253E

Quick-access front pocket provides slip pockets for small electronics and pens plus room for small accessories

Koss QZ99 headphones/headset Head-band Music Black Geocoaching Friendly 57" (40 mm) Package weightStereophones, 2. 4m cordDescription 40 20000 Hz 60 Om 102 dBSpecifications Performance Product type Headphones Recommended usage Music Wearing style Head band Product colour Black Cable length 94. 5" (2. 4 m) Ports & interfaces 3. 5 mm connector Yes Headphones Ear coupling Circumaural Headphone frequency 40 20000 Hz Impedance 60 Headphone sensitivity 102 dB Microphone Microphone type Not available