Califone specifications USB Headset Model 4100-USB, Specifications, Microphone, Other

1. Recessed wiring resists prying fingers for school safety

2. Fully adjustable headstrap, earcups and headstrap made with rugged ABS plastic for added durability in high-use settings

3. 10’ straight cord won’t tangle with other wires and is lengthy enough to reach rear computer ports

4. Backwards-compatible USB 2.0 plug ideal for high speed internet use, delivers a more balanced sound distribution with “plug and play” performance (meaning Windows and Mac compatibility)

5. Accessible in-line volume and mute control, mic on/off switch

6. Unidirectional electret mic with flexible gooseneck and built-in wind screen reduces recording of unintended sounds

7. Permanently attached cord with reinforced connection resists accidental pull out for classroom safety

8. Noise-reducing earcup lowers ambient noise so volume does not

need to be as high - recommended by the American Speech- Language-Hearing Association for hearing safety

• One year warranty for school use - unlike headsets purchased at consumer electronics stores whose warranties would be voided if used in schools

The USB Headset is the first headset designed specifically for school use with USB connectivity. Its unidirectional mic and noise-reducing around-ear earcups are ideal for high speed internet use for distance learning applications, tutorials, language learning and situat ions requiring isolated vocalized feedback.

“Project Intercept"

Please contact us immediately if you experience any difficulties with your headset. Our “Project Intercept" customer service program will quickly repair or replace items under warranty. Simply contact us via phone or email warranty@califone.com.

Visit our website at www.califone.com to learn more about the complete line of Califone® audio products including: Wireless public address systems, headphones & headsets, wireless microphone systems, group listening centers, multimedia players and computer peripheral products. We are proud of helping teachers enhance student understanding and achievements since 1947, with your satisfaction as our first priority.

This 4100-USB headset carries a one year warranty with service support available through authorized dealers nationwide.

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USB Headset

Model 4100-USB

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Headphones	Specifications
		30-20,000 Hz
Frequency Range
Sensitivity		97dB +/-3dB
Impedance		NA
Maximum Power Input		80mW
Headband Type		Comfort Sling made using ABS
Earcup		plastic for durability
		Noise-reducing with ABS plastic
Cord connection to earcup		for durability
		Double-reinforced, channel lock
Microphone		strain relief system resists
		accidental pull out
Frequency Range		70-20,000 Hz
Sensitivity		-47dB +/-3dB
Impedance		2.2KOhms +/-30% (at 1 KHz)
Maximum Power Input		200mW
USB activated host interface		1.0/ 1.1/ 2.0 (backwards compatible)
Type		Electret mic
Polar Pattern		Unidirectional
Adjustability		Universal joint for full flexibility
Operating volt		Typical 5 volt with USB
Other		10 feet
Cord Length
Weight		10 ounces, shipping weight 2 lbs.
Safety Approval		CE rated safe for school use
Warranty		Forschool, business,church and gov’t
		uses for 1 year from purchase date

Califone® International Inc. 800-722-0500

www.califone.com

4100-USB, January 2008