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Bosch LBB1956/00, 50VA, Plena Voice Alarm Call Station Microphone, Charcoal with Silver

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Bosch LBB1956/00, 50VA, Plena Voice Alarm Call Station Microphone

Stylish six‑zone call station for the Plena Voice Alarm System
Six zone selection keys, all-call key and momentary PTT-key for calls
Selectable gain, speech filter, limiter, and output level for improved intelligibility
LED indications for zone selection, fault, and emergency state
Call station extension provides seven additional zone and zone group keys

The Bosch Plena LBB1956/00 call station paging microphone is stylish six-zone call station for the Plena Voice Alarm System with a stable metal base & flexible microphone stem with unidirectional condenser microphone.

The LBB1956/00 can make calls to selected zones via six individual zone selection keys, all-call key and momentary PTT-key.

Selectable gain, speech filter, limiter, and output level for improved intelligibility.

LED indications for zone selection, fault, and emergency state.

Allows connection of expansion keypad LBB1957 to provide seven additional zone and zone group keys.

In addition to tabletop use, the special design allows it to be neatly flush-mounted in desktops.

Technical Specifications

Manufacturer	Bosch
Brand	Bosch
Model No	LBB1956/00
Generic Name	Microphone
Product Type	Voice Alarm Call Station
Power Consumption	50 VA
Power Supply	24 V DC
Voltage Range	24 VDC supplied by LBB 1990/00 (or 18 to 24 VDC or VAC external power supply)
Distortion at Rated Output	1%
Current Consumption	30 mA (plus 15 mA per keypad)
Nominal Sensitivity	85 dB SPL
Nominal Output Level	700 mV
Equivalent Input Noise Level	25 dB SPLA
Frequency Response	100 Hz to 16 kHz
Output Impedance	200 Ohm
Sensitivity	8-85 dB SPL
Chimes	Any wave file
Priorities	7
Operating Temperature	10°Cto+45°C
Storage Temperature	40°Cto+70°C
Stem Length With Microphone	390 mm (15.35 in)
Current	300 mA
Color	Charcoal with Silver
Weight	1 kg
Country of Origin	India
Warranty	1 Year