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Classroom Sound System (Package -1)



Talking in front of a large number of students and a large classroom is nearly tough. There generally creates noise in every classroom. So the teacher/speaker needs to speak loudly to make his/her students/audiences attentive. But in a large classroom, the sound can’t cover the entire classroom. Meant, without a few students most students can’t hear their teacher’s lectures and they can’t focus on their studies attentively.

So what is the solution for this fact? Choosing the classroom sound system is the best solution to real all the students. This system helps lecturers to teach with more convenience. We have made several classroom sound system package. If you choose a package from the list, you won’t need to buy any extra equipment because these are complete packages.

The Quantity for Each Item:

  1. Amplifier – 1 Pcs
  2. Speakers – 2 Pcs
  3. Microphone – 1 Pcs
  4. Required wire – As Required

Note: All equipment is different. You can customize each package according to the sizes of classrooms and preferred types. If you buy from us, we will provide an installation facility. We import all of our products from real manufacturers. As a result, we can ensure providing our products at reasonable prices and with service warranties.

Classroom Sound System in Bangladesh (Package -1) Specs

TOA Mixer Amplifier A-2120 – 1 Pcs

Power Source 220 – 240 V AC, or 24 – 30 V DC
Rated Output 120 W
Power Consumption 124 W (EN60065), 260 W (AC operation at rated output),
8 A (DC operation at rated output)
Frequency Response 50 – 20,000 Hz (±3 dB)
Distortion Under 1% at 1 kHz, 1/3 rated power
Input MIC 1 – 3: -60 dB*, 600 Ω, balanced, phone jack
AUX 1,2: -20 dB*, 10 kΩ, unbalanced, RCA pin jack
Output Speaker out: Balanced (floating)
High impedance: 83 Ω (100 V), 42 Ω (70 V)
Low impedance: 4 Ω (22 V)
Rec out: 0 dB*, 600 Ω, unbalanced, RCA pin jack

TOA TZ-206B Column Speaker System – 2 Pcs

Enclosure Sealed Type
Rated Input 20 W
Rated Impedance 100 V line: 500 Ω (20 W), 1 kΩ (10 W), 2 kΩ (5 W), 4 kΩ (2.5 W)
70 V line: 500 Ω (10 W), 1 kΩ (5 W), 2 kΩ (2.5 W), 4 kΩ (1.3 W)
Sensitivity 90 dB (1 W, 1 m)
Frequency Response 150 Hz – 16,000 Hz
Speaker Component 10 cm cone-type × 2
Input Terminal Push-In terminal

TOA EM-360 Lavalier Microphone – 1 Pcs

Type Electret Condenser microphone
Directivity Unidirectional
Rated Impedance 2 kΩ, unbalanced
Rated Sensitivity -48 dB (1 kHz 0 dB=1 V/Pa)
Frequency Response 100 Hz – 16 kHz
Cable Length 7 m (shield wire 1×7/0.16mm, black)
Material Color ABS Black
Mounting Clip for Holder
Dimensions 38 × 89.5 x 19mm (microphone body)
Weight 131 g
Battery 1 pc of “AA” (R6S or UM-3U)

Required wire depending on the amplifier and speakers distance ( Minimum wire price is included in the price tag)

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