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Digital Bell Broadcasting System

Digital Bell Broadcasting System. First of Its kind, an integrated System for Automatic Bell Ringing and Two Way Broadcasting in Any Building. School Broadcast System is specially designed for keeping schools’ requirements in mind.  AmpleTrails is providing a complete digital school broadcast system.  You will get the school bell and broadcasting system at the lowest price in India.

school broadcast system

School Broadcast system

Broadcasting System For Schools

Broadcasting System For Schools

Digital Bell Broadcasting System For School, स्कूल ब्रॉडकास्ट सिस्टम
Digital broadcasting system for school
Digital Broadcasting System

Digital broadcasting system for school

With Integrated Automatic School Bell System

Broadcasting System for School
Digital Broadcast System Or School Announcement System Or College Announcement System Or Public Address (PA) System.

Digital Broadcasting System School

Digital Broadcasting System School

Digital Bell Broadcasting System

Digital Bell Broadcasting System Make In India

Digital Bell Broadcasting System Make In India

Automatic Bell System + Digital School Broadcast System

  • 1. One to One Communication with TalkBack (Two-Way Communication): Master (Principal/Admin/Directors unit) can speak as well listen to any selected room without disturbing other rooms.
  • 2. All Call / General Announcement: Announcements of common interest can be made using ALL CALL feature. Voice will be audible in all Slave / Classroom units connected with this system.
  • 3. Group Call: Users can make 05 groups up to 10 rooms each for making group announcements. Groups can be made of rooms sharing common interests like Senior sections, junior section, playgroups, staff rooms, etc..
  • 4. Selective Call: Rooms other than a group made, can be called selectively by entering room numbers directly in Master controller.
  • 5. External Audio: 3.5mm Jack is provided at the back of Master controller for playing music from external devices like Desktop, Laptop, Tablet, Mobile etc.
  • 6. Automatic Bell Ringing System: Most advanced feature-rich automatic school bell system is integrated with this system. The user can program whole day schedule and the bell will ring automatically. All 7 days and of-of week can be programmed with different timetables.
  • 7. Micro-SD Card: Provisions to mount a Micro-SD card. The user can upload desired sound files to use as bell sounds or for playing music. 53 sound files are factory loaded. These 53 sound files include various combinations like female voice narration – This is Period No 1, it’s your lunchtime etc. and traditional Tawa bell sound “Tan-Tan”.
  • 8. Calendar Holidays – Users can program 10 Holidays for each month. So a total of 120 holidays excluding Sundays can be programmed in this device. Bell will not ring on these holidays.
 Broadcasting System for School 
Digital Bell Broadcasting System

Digital Bell Broadcasting System

School Broadcast System

First of its Kind in India: Announcement System with TalkBack and Integrated Automatic School Bell on Single Cable. Automatic Bell System + Digital Broadcasting System

Digital School Broadcast System Automatic School Bell

Digital Broadcast System Automatic School Bell

Connection Diagram BS-101 Digital School Bell Broadcast System

Connection Diagram BS-101 Digital School Bell Broadcast System

It’s an integrated system for the Automatic ringing of School Bell and Two-way communication within a building. School Broadcast System helps you in saving time and better management of the school. Broadcasting System for School helps schools in saving a lot of money efforts and time.

Enclosed please find the list of items used in the School Broadcast System for your kind reference


Suppose you need a School Broadcast System system for 30 rooms so you have chosen the following items:

  1. DBS Master BS-101M Capacity – 30 rooms = 1 piece
  2. DBS Slave BS-51S = 30 pieces
  3. DBS Power Supply BS-51P = 03 to 06 pieces.
  4. Cable = As per length required. For installation up to 20 rooms you can use cable size 7/38, for installations above 20 rooms kindly use size 14/38, for installation of and above 40 rooms use size 0.5mm or above.
Warranty of School Broadcast System – 12 months from the date of invoice against all manufacturing defects.

Delivery – Generally ready stock, but Kindly contact us before placing an order for the exact delivery schedule.

100% Two Way PA Broadcasting System

All rooms are connected to a single cable. No need to lay 50 cables for 50 rooms or 80 cables for 80 rooms.
1. Fully digital Switching.

2. 07 Mode of operation

(a) All Call mode

(b) Group call: 05 Groups of 10 rooms each.

(c) One to one call

(d) Selected rooms call

(e) Listening mode (Spying mode)

(f) External Audio Mode: External music can be played through Computer, Laptop, Mobile, iPod, etc.

(g) Automatic Bell Ringing System.

3. No external amplifier, speaker, or microphone is required

4. No external audio switcher is required.

5. A reduced number of items makes it easy to maintain.

6. Reduced wiring cost (up to 1/10 th)

 User Interface of Digital Bell Broadcasting System 

Master Unit of Digital Bell Broadcasting System
1. 24 Key keypads for the user interface.
2. 16X2 LCD Display.
3. Jack for connecting any desired Micro-Phone.
4. 3.5mm jack for playing external audio.
5. Volume Control Knob for speaker unit.
6. Jack for mounting Micro-SD card.

Slave Unit of Digital Bell Broadcasting System
1. Built-In Micro-Phone.
2. 4” Speaker.
3. Volume Control Knob for Speaker.


The whole system is running only on a single cable so it is very easy to maintain compared to traditional systems, no efforts are required in this system to manage and maintain a huge bunch of cables. Asks for less space in Administrators cabin. No need to put huge control panels on the Administrator’s table.

Email us at [email protected] or call us at 9034757673 for pricing and installation of this machine.

    By filling the following form I want an expert to contact me to provide me solution for my requirements.

    2 way Broadcasting System

    2 way Broadcasting System