Bosch LBB 1956 Plena Voice Alarm Call Station

(4 customer reviews)
BOSCH

The Bosch LBB 1956 Plena Voice Alarm Call Station is a robust, easy-to-use console designed for initiating emergency paging, live voice announcements, and evacuation alerts. As part of the Plena voice alarm range, it ensures dependable, clear communication for public safety, building management, and facility-wide announcements in commercial or public buildings.

44,185.00 Excluding Tax

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The Bosch LBB 1956 Plena Voice Alarm Call Station is a critical component in advanced public address and emergency communication systems. Designed to deliver fast, reliable voice announcements or evacuation alerts, this call station is ideal for use in schools, hospitals, industrial facilities, hotels, transportation hubs, and large commercial complexes where safety and efficient communication are priorities.

As part of the renowned Plena Voice Alarm line, the Bosch LBB 1956 offers intuitive controls and straightforward operation — enabling facility staff or security personnel to trigger live paging, pre-recorded messages or emergency evacuation alarms without delay. The ergonomic design and clear control layout make it easy even under stressful conditions, ensuring messages are conveyed clearly and promptly.

With high audio fidelity and robust build quality, the call station ensures that every spoken word is intelligible — even in large halls or noisy environments. The built-in speaker and microphone interface guarantee that announcements reach intended areas clearly, coordinating with the rest of the Plena voice alarm network for seamless distribution of messages across multiple zones.

Integrating the Bosch LBB 1956 into a Plena Voice Alarm system ensures compliance with safety regulations and standard fire-alarm protocols, offering essential fault monitoring and emergency override capabilities. This makes it a dependable choice for facilities that require swift evacuation warnings and consistent public address functionality.

Whether it’s for everyday messaging, live announcements, or critical evacuation commands, the Bosch LBB 1956 Plena Voice Alarm Call Station delivers reliability, clarity, and peace of mind — making it an essential part of any modern safety and communications infrastructure.


🔸 Key Features (Bullet List)

  • Voice alarm call station for live announcements and emergency paging

  • Easy-to-use interface for rapid message dispatch

  • High audio clarity for clear speech under any conditions

  • Integration with Plena Voice Alarm system — supports multi-zone paging

  • Suitable for schools, hospitals, hotels, airports, offices, and public buildings

  • Robust design for long-term durability and reliability

LBB 1956/00

Brand

Technical specifications

Power Supply
Voltage range 24 VDC supplied by LBB 1990/00

(or 18 to 24 VDC or VAC external power supply)

Current consumption <30 mA (plus <15 mA per keypad)
Performance
Nominal sensitivity 85 dB SPL (gain preset 0 dB)
Nominal output level 700 mV
Input sound level (max) 110 dB SPL
Gain preset +6 / 0 / -15 dB
Limiter threshold 2 V
Compression ratio limiter 1:20
Distortion <0.6% (maximum input)
Input noise level (equiv.) 25 dB SPLA
Frequency response 100 Hz to 16 kHz
Speech filter -3dB at 315 Hz, high-pass, 6 dB/oct
Output impedance 200 ohm
Selections
Chimes Any wave file
Priorities 7
Base dimensions 40 x 100 x 235 mm

(1.57 x 3.97 x 9.25 in)

Weight Approx. 1 kg
Mounting Standalone
Color Charcoal with silver
Stem length with mic 390 mm (15.35 in)
Cable length 5 m (16.4 ft)
Operating temperature -10 ºC to +45 ºC (14 ºF to +113 ºF)
Storage temperature -40 ºC to +70 ºC (-40 ºF to +158 ºF)
Relative humidity <95%

Based on 4 reviews

4.8 overall
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  1. Tushar Biswas

    Quality is well in this rate..

    Tushar Biswas

  2. Ananda Prakash Datta

    Bosch is a very big brand. I trusted this brand.

    Ananda Prakash Datta

  3. Pradeep Kumar

    Very neat high stunning quality Bosch Plena Voice Alarm Call Station. Elegant very neat Design .
    thank you very much Sakthi AV Tronics

    Pradeep Kumar

  4. Natarajan

    Amazing in Quality and Design BOSCH Plena Voice Alarm Call Station. We purchased from Sakthi AV Tronics. Do recommend to everyone.

    Natarajan

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