Califone 2800BL-USB Specifications
Listening First
Model 2800BL-USB
This engaging Listening First stereo
headset is purpose built for digital
learning with young students.
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T
Headset
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It’s smaller fitting headband and earcups are ideal for
beginning readers. The Listening First design makes
the technology more comfortable so it disappears
and the students can focus on the lesson. This blue
Listening First headset is ideal for 1:1 or small group
learning, language-based assessments, for library
uses, gaming, AR & VR settings, and in computer labs.
The volume setting and microphone functions are
accessible from the inline controls.
Its audio playback is calibrated to enhance the
tonal range of the human voice, which is critical for
language learning.
Compatible with Chromebooks, Surface, laptops,
desktops, & MACS. Click to read more.
3-Year
Commercial
Warranty
Covers use in schools, which is considered to be
a commercial / industrial application. Warranties
on headphones made for consumer uses are
voided when used in schools. Click to read more.
Features
1. Recessed wiring for safety
2. Fully adjustable headstrap,yet specifically sized for young
students. It and the earcups are made with rugged ABS
plastic for safety & to resist breakage in high-use areas
3. Noise-reducing circumaural earcups lower external
noise so volume needn’t as high, for hearing safety
4. Reinforced entry point of the cord into the earcup
5. USB plug, with inline volume, mic on/off/mute controls
6. 5.5’ straight cord long enough to avoid accidental pull out
7. Slotted baffles prevent speaker access from prying fingers
or foriegn objects for safety
8. Noise canceling mic less likely to pick up nearby sounds
9. Replaceable leatherette ear cushions
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Specific ations
Electret Microphone
Sensitivity -46dB +/-3dB @1kHz
Frequency Response 10-10kHz
Voltage 2 V standard, 10 V maximum
Speaker
Transducers 30mm Mylar dome, ferrite magnet
Impedance 32 Ohms each side, +/- 15%
Frequency Response 20 - 20KHz
SPL 113dB +/-3dB, 3dB output difference
Sensitivity 98dB ± 3dB at 1kHz
Distortion 5%
Volume Control Inline
Plug Backwards compatible USB 2.0
Cord 4 core PVC construction, 5.5’ straight cord
Headband Adjustable, polypropylene
Earcups Noise-reducing, ABS plastic for durability
Ear Cushions PVC Leatherette
Weight 9.6 ounces, shipping weight 1 lb.
Carton 40 pieces, 15 lbs gross weight
Commercial Warranty 3 years, covering use in schools
CPSIA View the safety compliances for this
product under the Consumer
Product Safety Improvement Act
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Project Intercept
Contact us immediately if you experience any issues with your 2800BL-USB. Our Project Intercept support program will quickly repair or replace items under warranty.
Simply call us or email warranty@califone.com. Visit our website to register your product
.
2800BL-USB, March 2016
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