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Window Intercom System


The NF-2S Window Intercom System is designed to relieve problems in understanding face-to-face conversations through a partition or face masks. It is consisting one Base Unit and two Sub-Units.The Sub-Unit is compact, lightweight and built in magnet which allows to be easily attach to both sides ofpartition or the like.The NF-2S features simultaneous 2-way conversation capability and noise cancellation circuitry, and also supportsthe use of headsets (*1), making it ideal for use in a wide range of locations. The system also provides smoothconversation with natural sound quality covering a wide voice band.(*1) Headsets must be prepared separately, as they are not supplied. Please note that before using headsets, a DIP switch setting must first be changed. For details, please refer to the instruction manual.

Power Source 100 - 240 V AC, 50/60 Hz (use of the supplied AC adapter)
Rated Output 1.7 W
Current Consumption 0.2 A
Signal to Noise Ratio 73 dB or more (volume: min.)
70 dB or more (volume: max.)
Mic Input -30 dB (*2) φ3.5 mm mini jack (4P), phantom power supply
Speaker Output 16 Ω φ3.5 mm mini jack (4P)
Control Input External mute input: No-voltage make contact inputs, open voltage: 9 V DC or less, short-circuit current: 5 mA or less , push-in terminal block (2 pins)
Indicators Power indicator LED, Signal indicator LED
Operating Temperature 0 ℃ to +40 ℃ (32 ゜F to 104 ゜F)
Operating Humidity 85 %RH or less (no condensation)
Finish Base Unit:
Case: ABS resin, white, paint
Panel: ABS resin, black, paint
Sub-Unit: ABS resin, white, paint
Dimensions Base Unit: 127 (W) × 30 (H) × 137 (D) mm (5" × 1.18" × 5.39")
Sub-Unit: 60 (W) × 60 (H) × 22.5 (D) mm (2.36" × 2.36" × 0.89")
Weight Base Unit: 225 g (0.5 lb)
Sub-Unit: 65 g (0.14 lb) (per piece)
Accessory AC adapter (*3) …1 , Power cord (1.8 m (5.91 ft)) (*3) …1, Dedicated cable (4 pins, 2 m (6.56 ft)) …2, Metal plate …2, Rubber foot for Base Unit …4, Mounting base …4, Zip tie …4
Option Expansion set: NF-CS1
5M extension cable: YR-NF5S
(*2) 0 dB = 1 V
(*3) No AC adapter and Power cord are supplied with the version W. For usable AC adapter and Power cord, consult your nearest TOA dealer.
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