Califone 3066-USB Deluxe Multimedia Stereo Headset with USB Plug, Flexible Omni Directional Microphone, Around Ear Ambient Noise Reducing Earcups, In-line Volume Control, Pack of 12

• Pack of 12 3066-USB Deluxe Multimedia Stereo Headset; Recessed wiring resists prying fingers, with rugged ABS plastic headstrap and earcups to hold up to sustained use
• Fully adjustable to fit all sizes; Permanently attached cord with reinforced connection resists accidental pull out
• 7-ft cord with in-line volume and mute control, mic on/off switch; USB plug with Plug and Play
• Flexible gooseneck with electret mic and built-in wind screen to reduce recording of unintended sounds; Noise-reducing earcups lower ambient noise
• Replaceable leatherette ear cushions; Slotted baffle prevents access and avoids accidental speaker puncture

Califone 3066-USB Deluxe Multimedia Stereo Headset with USB Plug, Flexible Omni Directional Microphone, Around Ear Ambient Noise Reducing Earcups, In-line Volume Control, Pack of 12\n\nKey Features\n- Pack of 12 3066-USB Deluxe Multimedia Stereo Headset\n- Recessed wiring resists prying fingers, with rugged ABS plastic headstrap and earcups to hold up to sustained use\n- Fully adjustable to fit all sizes\n- Permanently attached cord with reinforced connection resists accidental pull out\n- 7-ft cord with in-line volume and mute control, mic on/off switch\n- USB plug with Plug and Play\n- Flexible gooseneck with electret mic and built-in wind screen to reduce recording of unintended sounds\n- Noise-reducing earcups lower ambient noise\n- Replaceable leatherette ear cushions\n- Slotted baffle prevents access and avoids accidental speaker puncture\n\nSpecifications\n- Headphone\n- Speaker: 40mm Mylar\n- Magnet: Ferrite Cobalt\n- Frequency Response: 20-20000 Hz\n- Sensitivity: 110dB SPL 3dB at 1kHz\n- Input: Min. input 20 milliwatts, max. 30 milliwatts\n- R/L Output Diff: 3 dB\n- Distortion: 5%\n- Input Connection: Backwards compatible USB 2.0 plug\n- Earcup / Earpad: Noise reducing ABS plastic, leatherette\n- Cord: 7-ft straight with inline volume control\n- Microphone\n- Type: Electret condensor\n- Directivity: Omni-directional\n- Sensitivity: -41dB, standard -38dB, max -35dB\n- Frequency Response: 20-16000 Hz\n- Impedance: 1500 Ohms 15%\n- Operating Voltage: Nominal +3V; accepts 1.5V-10V\n- Output Connection: Backwards compatible USB activated host interface 1.0 / 1.1 / 2.0\n- General\n- Weight: 0.75 lbs (12 ounces) each\n- Shipping weight: 2 lbs each