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1. Rugged polypropylene headstrap and ABS plastic earcups
2. Adjustable headband fits students of all sizes
3. Red LED will turn on when the audio level exceeds 85dB
4. Orange LED will light when recharging and turns green once
completed and the system is on and operational
5. Permanently attached coiled cord with reinforced connection
resists accidental pull out for safety, right angle 3.5mm” plug
to minimize accidental pull out
6Slotted baffle prevents access to speaker, avoids accidental
puncturing of the speaker cone
7. Noise-reducing earcups lower ambient noise so volume does
not need to be as high, as recommended by audiologists for
hearing safety
8. Replaceable, cleanable ear cushions for multiple users
• One year warranty for school use - unlike headphones
purchased at a consumer electronics store whose warranty is
voided if used in schools
LED lights Red will turn on whenever the audio
level exceeds 85dB SPL +/- 3dB
Orange indicates the battery is recharging
and turns green when fully recharged
Green - the system is on & functioning
Speaker
Size 40mm diameter (1.6 inches)
Diaphragm Mylar
Magnet Ferrite
Impedance 600 Ohms each side
Frequency Response 40 H - 18 kHz
Sound Pressure Level 102 db +/- 3 dB
Power Capacity 20 milliwatts RMS, 150 milliwatts peak
Distortion < 5%
Volume Control Continuously variable
Cord Permanently attached 6’ coiled cord
Plug Nickel plated 3.5mm with detachable 1/4”
adapter, right angle with to diminish
accidental pull out
Headband & Ear Pad PVC (Washable)
Headphone Cup Noise-reducing, ABS plastic for durability
Battery Li-Ion
Single charge usage under continuous operation: approx. 36 hours
Idle operation time Approximately 500 hours
Charging time 4 hours
Weight 10 oz., shipping weight 1 lb.
Warranty 1 year for school, business, church and
government uses
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“Project Intercept"
Please contact us immediately if you experience any questions
or issues with your Sound Alert
TM
monaural headphone. 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 wired and wireless Califone
®
headphones and
other audio products including: Portable and installed public
address systems, group listening centers, MP3 and other
multimedia players, computer peripheral products.
We are pro ud of helping teachers enhance student
understanding and achievements since 1947, with your
satisfaction as our first priority.
This Sound Alert
TM
headphone carries a one year warranty and
service support available through authorized dealers.
2985PG, May 2008
Califone
®
International Inc. 800-722-0500 califone.com
Distributed by:
Sound Alert
TM
Monaural Headphone
Model 2985PG
Specifications