Distributed by:
USB HeadsetModel 4100-USB
1. Recessed wiring resists prying fingers for school safety
2. Fully adjustable headstrap, earcups and headstrap made with
ruggedABS 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 USB2.0 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/offswitch
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 theAmerican Speech-
Language-HearingAssociation 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
specificallyfor school use with USB connectivity.
Its unidirectional mic and noise-reducing
around-ear earcups are ideal for high speed
internet use for distance learningapplications,
tutorials,languagel earning and situat ions
requirin g isolated vocalized feedback.
“Project Intercept"
Please contact us immediately if you experience any difficultieswith 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.
Visitour 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.
Weare 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.

Califone®International Inc. 800-722-0500

www.califone.com

Headphones
Frequency Range 30-20,000 Hz
Sensitivity 97dB +/-3dB
Impedance NA
Maximum Power Input 80mW
HeadbandType Comfort Sling made usingABS
plastic for durability
Earcup Noise-reducing withABS plastic
for durability
Cord connection to earcup Double-reinforced,channel lock
strainrelief systemresists
accidentalpull out
Microphone
Frequency Range 70-20,000 Hz
Sensitivity -47dB +/-3dB
Impedance 2.2KOhms +/-30% (at 1 KHz)
Maximum Power Input 200mW
USBactivated host interface 1.0/1.1 /2.0 (backwardscompatible)
Type Electret mic
Polar Pattern Unidirectional
Adjustability Universal joint for full flexibility
Operating volt Typical5 volt with USB
Other
Cord Length 10feet
Weight 10 ounces, shipping weight 2 lbs.
SafetyApproval CE rated safe for school use
Warranty Forschool,business,churchandgov’t
usesfor 1year from purchasedate

Specifications

4100-USB,January 2008
1
2
3
4
5
6
7
8