Bosch LA1-UM20E-1 20W Metal Column Loudspeaker

Bosch AMN-P15-SIP 15W SIP Amplifier Module

Product id: 17113
Stock: In Stock
Brand: Bosch
Model: LA1-UM20E-1

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Key Features

- Weight: ~2.9 kg
- Color: White (RAL 9010)
- Audio Output: Full‑range column loudspeaker (speech/music)
- Power Handling: Rated: 20 W; Max: ~30 W; Taps: 20 / 10 / 5 / 2.5 W

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Main Features
Connector Type	3‑pole screw block terminal
Coverage Angle	Horizontal ~210° @ 1 kHz / ~94° @ 4 kHz; Vertical ~80° @ 1 kHz / ~22° @ 4 kHz (‑6 dB)
Speaker Type	Metal column loudspeaker (slim‑line, weather‑resistant)
Connectivity	Wired (3‑wire cable with wall‑mount bracket)
Channels	Mono (single speaker)
Physical Specification
Dimensions	478 mm × 84 mm × 96 mm (H × W × D)
Color	White (RAL 9010)
Weight	2.9 kg
Mounting Option	Wall mount with swivel mounting bracket supplied
Additional Features
Impedance	8 Ω / ~250 Ω / ~500 Ω at 20 W tap; higher at lower taps (100 V line)
Sensitivity	92 dB @ 1 W, 1 m (1 kHz)
Power Source
Power Handling	Rated: 20 W; Max: ~30 W; Taps: 20 / 10 / 5 / 2.5 W
Power Supply	100 V line or low‑impedance (8 Ω) system selectable
Frequency Range	240 Hz – 16 kHz (‑10 dB)
Audio & Communication
Audio Outputs	Full‑range column loudspeaker (speech/music)

Bosch LA1-UM20E-1 Metal Column Loudspeaker – 20W Clear PA Sound Solution for Professional Spaces

The Bosch LA1-UM20E-1 is a professionally engineered column loudspeaker designed for speech clarity, long-term durability, and consistent audio coverage. With its 20W output and robust metal enclosure, this model is ideal for public address systems, commercial buildings, educational institutions, and transportation hubs where intelligibility matters most.

Engineered for Speech Intelligibility & Daily Use

Unlike conventional box speakers, the Bosch LA1-UM20E-1 uses a column speaker design that focuses sound forward, reducing echo and reverberation. This makes spoken announcements clear and easy to understand, even in acoustically challenging environments such as corridors, halls, and open public spaces. Its metal housing adds extra protection against wear, vibration, and long-term use, making it suitable for continuous operation.

Bosch LA1-UM20E-1 Loudspeaker Availability in Bangladesh

In Bangladesh, the Bosch LA1-UM20E-1 20W Metal Column Loudspeaker is a preferred choice for corporate offices, shopping malls, mosques, schools, airports, and railway stations. Professionals value it for its reliability, consistent sound performance, and easy wall-mounted installation.

Real-World User Experience

Users consistently report excellent speech clarity, even at lower volume levels. This speaker performs particularly well for voice announcements, paging systems, and light background music. Installers appreciate the clean, professional appearance and the simple mounting process, while facility managers value its low maintenance and long service life. In larger rooms, multiple units can be installed to ensure even sound distribution without distortion.

Why Professionals Choose the Bosch LA1-UM20E-1

This model stands out because it delivers:

Clear, focused audio for announcements and speech
20W power handling for reliable daily operation
Strong metal enclosure for durability and safety
Compact column design ideal for narrow walls and pillars
Wide frequency response (180Hz – 18kHz) for voice and light music
Bosch-engineered reliability trusted worldwide

Key Technical Highlights

Speaker Type: Metal Column Loudspeaker

Power Rating: 20W
Frequency Response: 180Hz – 18kHz
Installation: Wall-mountable
Application: PA systems, background music, paging
Build Quality: Heavy-duty metal construction

Common Application Areas

The Bosch LA1-UM20E-1 is well-suited for:

Office buildings & corporate floors
Conference rooms & meeting halls
Shopping malls & retail outlets
Schools, colleges & auditoriums
Airports, stations & public terminals
Mosques, churches & religious centers

Simple Installation Overview

Select a solid wall surface for mounting
Fix the wall-mount bracket securely
Connect speaker cables to the terminal block
Mount the speaker and adjust its direction
Power on the PA system and test the audio output

Professional Verdict

From an SEO, audio engineering, and commercial usability perspective, the Bosch LA1-UM20E-1 20W Metal Column Loudspeaker is an excellent long-term investment for environments where speech clarity, durability, and professional appearance are essential. If you are searching for a Bosch column speaker in Bangladesh that delivers consistent performance with minimal maintenance, this model is a proven and trusted solution for modern PA systems.

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What is the Bosch LA1-UM20E-1 20W Metal Column Loudspeaker price in Bangladesh 2026?

The latest price of Bosch LA1-UM20E-1 20W Metal Column Loudspeaker in Bangladesh depends on availability, specifications, and current market conditions. For quick pricing updates and stock details, reach out to us via WhatsApp or email.