Product Description
Williams Sound Small-area Infrared System Ideal for Use as a Small-Area Assistive Listening System
Description
Small-area infrared system ideal for use as a small-area assistive listening system or for private TV listening in small conference rooms, hospital rooms, assisted living facilities, medical treatment centers and/or jury deliberation rooms. High-efficiency LEDs display power status and audio input. Power with A/C power supply or standard USB port on a TV. Plug-and-play install with 3.5MM audio input. One- or two-channel operation (2.3 and 2.8 MHz). Provides coverage area of up to 1300 square feet.
System includes
Features
- High-efficiency LEDs display power status and audio input
- Power with A/C power supply or standard USB port on a TV
- Plug-and-play install with 3.5MM audio input
- One- or two-channel operation (2.3 and 2.8 MHz)
- Provides coverage area of up to 1300 square feet
Specifications
Bat 026-2
NiMH, 1.2 Volt, 1500 mAh
Chg 3502
Dimensions: |
4-7/8"L x 3-7/8""W x 2"H (12.4 cm L x 9.8 cm W x 5.1 cm) |
Shipping Weight: |
1.1 lbs (0.5 kg) |
Enclosure: |
Black, ABS plastic |
Charger Power: |
Input: 6 VDC, 300mA, Center Positive. Output: 100mA per bay. |
Power Supply: |
Williams Sound TFP 041 (US) or TFP 030 (International). Input: 100-240 VAC, 50-60Hz, 0.5-0.3 A Output: 6 VDC, 1.5 A. |
Charging Time: |
16 hours nominal * |
Unit Capacity: |
2 Units |
Indicators: |
2 Red LEDs - one for each bay. LEDs are lit when charging. |
Warranty: |
90 days |
Approvals: |
CE, FCC, RoHS |
Hed 027
Style |
Heavy-duty, folding, mono headphones |
Plug |
3.5mm mono |
Cord |
39" |
Driver Size |
40 mm |
Nominal Impedance |
16Ω |
Freq. Response |
20 - 20kHz |
Weight |
102g |
Max Power Input |
100 mW |
Sensitivity |
96 dB @ 1kHz |
Replacement Pads |
EAR 035 (one pair) |
Std 008
Weight |
0.6 lb (272 g) |
Dimensions |
6” W x 4.75” D (15 cm W x 12 cm D) |
Material |
Painted Steel |
Color |
Flat Black |
Shelf support |
Front padded lip rests on TV. Adjustable arm with swivel lock supports rear of shelf. |
Wca 106
0.05 lbs.
Wir rx22-4n architectural and engineering specifications
- The receiver shall be a body-pack type with IR detector lens behind face of the unit.
- The unit shall have a lanyard for hands-free operation.
- The receiver shall have a rotary-type volume control.
- The receiver shall operate for 60 hours with two AA alkaline batteries and for 30 hours per charge with NiMH AA batteries.
- The receiver shall be charged without battery removal via charger contacts in the case. A drop-in charger accessory shall recharge the batteries in 16 hours when used with CHG 3512 charger.
- The receiver shall be housed in an impact resistant plastic case with a hinged battery door that does not separate from the receiver.
- The receiver shall receive 2.3 MHz, 2.8 MHz, 3.3 MHz or 3.8 MHz modulated IR signals with 50 µS de-emphasis. The receiver shall have a 3.5 mm stereo phone jack and accommodate low-impedance mono or stereo earphones and headphones.
- The receiver shall accommodate neckloop telecoil couplers.
- The receiver shall provide 125 dB SSPL90 output with HED 021 headphone and 110 dB SSPL90 with EAR 013 earbud-type earphone.
- The system electrical frequency response shall be 25 Hz to 16 kHz, +1, -3 dB and the S/N ratio shall be 60 dB.
- The receiver shall have CE, FCC RoHS and WEEE approval. The receiver shall be covered by a five-year parts and labor warranty, excluding earphones, headphones, batteries and chargers.
- The receiver shall be the Williams Sound model WIR RX22-4.
Wir rx22-4n
Receiver Style: |
Body-Pack, dual-lens detector, lanyard |
Size: |
4.1" L x 2.85" W x 1.2" H (104.1 mm x 72.4 mm x 30.4 mm) |
Weight: |
4.5 oz (127 g) with batteries |
Color and Material: |
Black |
Lanyard: |
3 ft (0.91 m), allows receiver to be worn around the neck |
Operating Temperature: |
-10° C to +50° C |
Battery Type: |
2 x AA, alkaline (BAT 001-2) or NiMH (BAT 026-2) |
Battery Life: |
Alkaline: 60 hours, NiMH: 30 hours/charge |
Battery Drain: |
25 mA, nominal |
Charging Contacts: |
For use only with CHG 3512 |
Carrier Frequency: |
Channel 1: 2.3 MHz, Channel 2: 2.8 MHz Channel 3: 3.3 MHz, Channel 4: 3.8 MHz |
De-Emphasis: |
50 uS |
FM Deviation: |
±50 kHz |
Signal-to-Noise Ratio: |
60 dB min. |
Squelch: |
Receiver squelches (mutes) at 28 dB S/N ratio |
Frequency Response: |
25 Hz to 16 KHz, +1 dB, -3 dB, electrical response |
Total Harmonic Distortion: |
Less than 1%, electrical response |
Controls: |
ON/OFF/VOLUME: combination thumbwheel knob Channel Selector: four-position rotary switch |
Indicators: |
Red LED “ON" indicator, flashes to indicate Low battery |
Audio Output Jacks: |
3.5 mm stereo mini phone jack Accepts 3.5 mm mono or stereo phone plug |
Audio Output Power: |
15 mW max at 32 Ω |
Acoustic Output: |
125 dB SSPL90 with HED 021; 110 dB SSPL90 w/ EAR 013 |
Sensitivity: |
Better than 1 nW/cm2 for 40 dB signal-to-noise ratio |
Approvals: |
CE, FCC, RoHS, WEEE |
Warranty: |
5 years on receiver, 90 days on accessories |
Compatible Headphones/Earphones: |
Mono or stereo, 8-32 ohms, 3.5 mm mini phone plug, HED 021, HED 026, EAR 013, EAR 014, EAR 022, NKL 001 |
Other models
IR T01 S01