Features
- Califone Wireless Infrared Stereo or Mono Headphone with Transmitter includes:
- USB transmitter with 10"Â semi-rigid USB extender
- Infrared headphone
- Power on or off switch, stereo or mono switch and volume control - Helps boost student self-esteem and independence, but creates more flexible classroom environments for individuals or smaller groups of differentiated learner
- Can be used for monaural language-based activities or with the flip of a switch, also for stereo computer-based programs
- True enhanced performance
Specification
Particulars | Specification |
Mini Stereo Jackbox 1114 Series |
Number of Listening Positions | 4 |
Contact Points | Silver-plated for better connection and are moisture resistant to prevent corrosion |
Housing | Durable ABS plastic |
Volume Control | Available for each headphone |
Other | Four 1/4" skid-resistant rubber pads limit accidental movement of the jackbox |
Dimensions | 1.5"H x 3.25"L x 3.25"D |
Color | Blue, red, yellow |
Listening First Headphones 2800 Series |
Plug | Right angle 3.5mm mini plug |
Cord | 5.5 foot, straight cord |
Headband and Earcups | ABS plastic for durability |
Earcups | Noise-reducing, adjustable |
Ear Cushions | Foam-filled leatherette |
General |
Combined Ship Weight | 3lb |
Safety | Built for use in schools, daycare and early childhood centers |
Particulars | Specifications |
Listening Stations | 10 with 1/4" headphone connections |
LED Lights | Redwill turn on whenever the audio level exceeds 85dB SPL +/- 3dB Green- the jackbox is on and functioning |
Volume Control | Single control for all attached headphones |
Cord | Permanently attached 6 foot with 1/4" & 3.5mm mini plugs |
Contact Points | Silver-plated for better connection and are moisture resistant to prevent corrosion |
Housing | Rugged ABS plastic for durability |
Dimensions | 2"H X 4.25"L X 4.25"D |
Weight | 12oz, shipping weight 1lb |
Particulars | Specification |
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 and functioning |
Speaker |
Size | 40mm diameter (1.6") |
Diaphragm | Mylar |
Magnet | Ferrite |
Impedance | 600 Ohms each side |
Frequency Response | 40Hz to 18kHz |
Sound Pressure Level | 102db +/- 3dB |
Power Capacity | 20 milliwatts RMS, 150 milliwatts peak |
Distortion | < 5% |
Battery |
Type | Li-Ion (included) |
Single charge usage under continuous operation | Approximately 36 hours |
Idle operation time | Approximately 500 hours |
Charging time | 4 hours |
General |
Volume Control | Continuously variable |
Cord | Permanently attached 6ft coiled cord |
Plug | Nickel plated 3.5mm with detachable 1/4" adapter, right angle with to diminish accidental pull out |
Headband and Ear Pad | PVC (washable) |
Headphone Cup | Noise-reducing, ABS plastic for durability |
Weight | 10oz, shipping weight 1lb |
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Particular | Specifications |
Operating System | Windows 2000/XP/Vista/Windows 7 32-bit and 64-bit, Mac compatible |
Infrared Frequency | Mono: 2.3MHz / Stereo: 2.3 & 2.8MHz |
Power Requirements | 2 "AAA" size alkaline batteries |
Range | 20 feet (must have line-of-sight) |
Battery Usage Time | > 8 hours (depends on battery and usage) |
Automatic Sleep Mode | If no audio is played through it for 2 minutes |
Construction | ABS plastic |
Dimensions | 7" x 8" x 3" |
Weight | 9oz, ship weight 1lb (including accessories) |
Particular | Dimensions |
Cone | 30mm Mylar |
Magnet | Ferrite |
Impedance | 25 Ohms each side+/-15% |
Frequency Response | 20 to 20KHz |
SPL | 110db +/- 3db |
R/L output difference | 3db |
Rating Input | Minimum: 20mw Maximum: 30mw |
Distortion | 5% |
Transducers | 40mm Mylar dome driver unit |
Sensitivity | 98dB ± 3dB at 1kHz |
Volume Control | None for student protection |
Plug | Right angle 3.5mm mini plug |
Cord | 5.5 feet, straight cord |
Headband | Adjustable |
Earcups | Noise-reducing, ABS plastic for durability |
Ear Cushions | Foam-filled leatherette |
Weight | 9.6oz, Shipping weight 1lb |
Particular | Dimensions |
Cone | 30mm Mylar |
Magnet | Ferrite |
Impedance | 25 Ohms each side+/-15% |
Frequency Response | 20 to 20KHz |
SPL | 110db +/- 3db |
R/L output difference | 3db |
Rating Input | Minimum: 20mw Maximm: 30mw |
Distortion | 5% |
Transducers | 40mm Mylar dome driver unit |
Sensitivity | 98dB ± 3dB at 1kHz |
Volume Control | Yes |
Plug | Right angle 3.5mm mini plug |
Cord | 6 foot, straight cord |
Headband | Adjustable |
Earcups | Noise-reducing, ABS plastic for durability |
Ear Cushions | Foam-filled leatherette |
Warranty
2 Years warranty for use in school, business, church and
government facilities