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PRA-LSCRF

The Bosch PRA-LSCRF is a call recording and forwarding software license for PRAESENSA system controllers. It enables call stacking, time-shifted announcements, and automatic playback to previously occupied zones, with support for up to eight simultaneous calls and 30 minutes of recording storage. Compatible with PRA-SCL and PRA-SCS controllers.

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  • Brand - BOSCH
BOSCH
BOSCH

Global leader in Public Address, Voice Evacuation and Conference Systems.

Bosch PRAESENSA public address and voice alarm system: operator at a reception desk with the PRA-CSLD call station Bosch, Invented for life

IP-connected and fully-featured

PRAESENSA Public Address and Voice Alarm System

PRAESENSA · CALL RECORDING & FORWARDING LICENSE

Intelligent Call Handling for Busy PA Systems

Discover how Bosch PRA-LSCRF enables call stacking, delayed broadcast and automatic playback within compatible PRAESENSA controllers, helping announcements reach the intended zones when routing conditions allow.

01 / 06

Automatic Call Stacking

Record announcements when target zones are busy, then automatically replay them as those zones become available.

Occupied-Zone Handling
02 / 06

Time-Shifted Announcements

Record speech first and broadcast it with a delay, helping avoid acoustic feedback between the microphone and loudspeakers.

Delayed Broadcast
03 / 06

Parallel Call Processing

Support up to eight recording channels and eight playback channels on a licensed PRA-SCL or PRA-SCS controller.

Multiple Call Channels
04 / 06

Temporary Speech Buffer

Handle up to 30 minutes of total recorded speech, with a maximum of 20 minutes for any individual recorded call.

Recording Capacity
05 / 06

Call Cancellation Control

Cancel a time-shifted announcement shortly after the original call ends, or stop replay while it is being broadcast.

Correct Announcements
06 / 06

Controller-Based Licensing

Enable call stacking and time-shifting on compatible PRA-SCL or PRA-SCS controllers; the duty and standby controllers each require a license.

PRAESENSA Integration

BOSCH PRA-LSCRF · LICENSED CALL HANDLING

Calls delivered at the right moment.

Explore call stacking and time-shifting on compatible PRAESENSA controllers, then check the license quantity for a duty controller with an optional standby controller.

CALL STACKING SEQUENCE 01 / 04
Call station
PRA-SCL / PRA-SCS
Selected zones
STEP 01 · ANNOUNCEMENT

An announcement is initiated

An operator starts an announcement to selected zones using a configured stacked call.

What this means
PRA-LSCRF enables call recording and forwarding on the compatible controller.
8 recorders / 8 players Available per controller
30 min Maximum total recording duration
20 min Maximum duration of one recorded call

CONTROLLER-BASED LICENSING

License Quantity Check

One PRA-LSCRF license is required per duty controller. A standby controller requires its own license.

PRA-LSCRF License call recording and forwarding Part number: F.01U.425.784 Compatible controllers: PRA-SCL / PRA-SCS
Duty controller
PRA-LSCRF quantity
1
Standby controller
PRA-LSCRF quantity
0
Total PRA-LSCRF licenses 1

1 × PRA-LSCRF · F.01U.425.784

Quantity shown covers one duty controller and, when selected, one standby controller. Controller hardware is excluded.

Illustrative workflow, not a live system simulation. Routing and playback depend on configuration.

Bosch-PRA-LSCRF-Datasheet.pdf
Download
Bosch-PRAESENSA-Commercial-Brochure.pdf
Download
Bosch-PRAESENSA-Configuration-Manual-V2.50.pdf
Download

Key specs

  • Call recording and forwarding license for Bosch PRAESENSA
  • Compatible with PRA-SCL and PRA-SCS system controllers
  • Supports call stacking and delayed announcement playback
  • Time-shifting helps prevent acoustic feedback
  • Up to 8 recording and 8 playback channels per controller
  • Up to 30 minutes total recording capacity
  • One license per controller, including standby controllers
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Bosch PRA-LSCRF - Technical Specification 


Specification

Details

LICENSE INFORMATION


Model / CTN

PRA-LSCRF

Product Type

Call Recording & Forwarding Software License

System Compatibility

Bosch PRAESENSA

Compatible Controllers

PRA-SCL, PRA-SCS

License Requirement

One license per system controller

FUNCTIONAL CAPABILITIES


Call Stacking

Supported

Time-Shifted Announcements

Supported

Automatic Call Forwarding

Supported

Simultaneous Calls

Up to 8

Recording Storage

Up to 30 minutes

Maximum Individual Call Duration

20 minutes

Questions & answers

Know before you buy

Quick answers about the PRA-LSCRF, and how it compares.

What does the Bosch PRA-LSCRF license do in a PRAESENSA system?
The Bosch PRA-LSCRF is a call recording and forwarding software license that enables call stacking and time-shifting in PRAESENSA systems. It records announcements for automatic playback to previously occupied zones and supports delayed broadcasting to help suppress acoustic feedback. The license operates on compatible PRAESENSA system controllers.
Which Bosch PRAESENSA controllers support the PRA-LSCRF license?
The PRA-LSCRF license is compatible with Bosch PRA-SCL and PRA-SCS system controllers. One license is required for each controller using the recording and forwarding functionality, including a standby controller where this functionality is required. The system must also use a software version supporting PRA-LSCRF.
How many announcements can Bosch PRA-LSCRF record and forward simultaneously?
The PRA-LSCRF supports up to eight recording and eight playback channels per licensed controller. It provides up to 30 minutes of total recording storage, with a maximum individual recorded call duration of 20 minutes. These limits apply to temporary announcement handling, not permanent audio archiving.
How can a Bosch PRAESENSA system deliver announcements when speaker zones are busy?
The PRA-LSCRF license enables call stacking, allowing an announcement to be recorded when a selected zone is occupied. The recorded announcement can then be played automatically when that zone becomes available, according to the configured call-routing rules. This helps avoid missing routine announcements because of temporary zone conflicts.
Can Bosch PRA-LSCRF help prevent microphone feedback during live announcements?
Yes. PRA-LSCRF supports time-shifting, which records live speech before broadcasting it with a delay. This separates microphone speech from loudspeaker playback and helps suppress acoustic feedback. The function must be configured correctly for the relevant announcement workflow.
Do I need a separate PRA-LSCRF license for a standby PRAESENSA controller?
Yes. Bosch specifies one PRA-LSCRF license per controller. If a PRAESENSA installation has both a duty controller and a standby controller that require call recording and forwarding, each controller needs its own license. Confirm the controller configuration and required license quantity before placing an order.
What is the Bosch PRA-LSCRF price in Pakistan, and where can I buy it?
For Bosch PRA-LSCRF pricing and availability in Pakistan, contact ESCO Pakistan for a quotation. Share your PRAESENSA controller model, duty/standby configuration and required license quantity so the correct software licensing can be confirmed. Final pricing, availability and electronic delivery arrangements are subject to quotation.
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