TOA : N-8031SB TOA

Power Source

48 V DC (supplied from the IP intercom exchange (option))

Power Consumption

1.8 W (at rated), 2.4 W (max.)

Wiring Method

Non-polar one pair stranded wire system

Transmission System

2 wire 160 kbps echo canceller transmission system

Signal Level

Under 0 dB*

Speech Method

Hands-free conversation
(Handset conversation can be established in conjunction with the RS-191 (option)).

Audio Frequency Range

300 - 7,000 Hz

Transmission Range

Max. 1500 m (φ0.65 mm, Loop resistance 170 Ω)

Hands-free

Speaker (accessory): 5.7 cm cone-type, 0.6 W, 8 Ω
Microphone (accessory): Omni-directional electret condenser microphone

Line Connection Terminal

Pin header (2 pins)

Status Indicator LED Connecting Terminal

Solderless connector (2 pins, male), voltage: 5 V, maximum load current: 5 mA

Dial Input

Solderless connector (10 pins, male), open voltage: 3.3 V DC,
short-circuit current: 1 mA

External Dial Input

No-voltage make contact input, open voltage: 5 V DC,
short-circuit current: 1 mA, screwless connector (5 pins)

Operation Temperature

0℃ to +40℃

Operation Humidity

Under 90% RH (no condensation)

Dimensions

70 (W) × 185 (H) × 20.6 (D) mm

Weight

205 g (including accessories)

Accessory

Removable terminal plug (2 pins, preinstalled on the unit) …1,
Handset jumper (8 pins, preinstalled on the unit) …1, Ferrite clamp …1,
Hands-free speaker (with connection cord) …1,
Hands-free microphone (with connection cord) …1

Option

Option handset: RS-191