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Extron

SM 28

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Main Features

Patented, concealed mounting system
Includes 0° mounting plate and 10° mounting adapter
Designed to accommodate division-of-labor installations and save costs
8" (203 mm) long-throw woofer with dual tuned bass reflex ports
1.1" (28 mm) silk dome tweeter
Two versions available for low impedance or 70/100 volt systems:
- 8 ohm direct operation only
- 8 ohm direct and 70/100 volt operation

Technical Specification

Thông số kỹ thuật
Chi Tiết
Loa & Âm thanh
Kiểu loa: 2‑way surface mount
Driver
Woofer 8" polypropylene, tweeter dome 1"
Đáp ứng tần số
51 Hz đến 20 kHz (±3 dB)
Công suất định mức
100 W liên tục, 200 W cực đại
Độ nhạy
90 dB SPL (1 W, 1 m)
Trở kháng
8 ohm
Kết nối
Ngõ vào: binding posts (chấp nhận dây trần, banana plug, hoặc spade lug)
Dây loa
khuyến nghị 16 AWG hoặc lớn hơn
Vỏ & Cơ khí
Vật liệu: ABS polymer chịu lực
Lưới bảo vệ
thép có sơn tĩnh điện
Kích thước
15,0" H × 9,3" W × 9,4" D (38,1 × 23,6 × 23,9 cm)
Trọng lượng
12,0 lb (5,4 kg) mỗi loa
Màu sắc
trắng hoặc đen
Lắp đặt
Giá treo: đi kèm, cho phép xoay ngang/dọc
Góc phủ âm
90° ngang × 90° dọc
Môi trường
Nhiệt độ hoạt động: –10 °C đến +50 °C
Độ ẩm
10% đến 90%, không ngưng tụ
Chứng nhận & Bảo hành
Tuân thủ: UL, CE
Bảo hành
5 năm (parts & labor)

Product Overview

SM 28 is a high-performance 2-way wall-mount speaker from Extron, designed for both indoor and outdoor environments.
With an 8-inch woofer and dome tweeter configuration, it delivers clear, full-range sound with sufficient output for larger spaces.
The speaker features a durable, weather-resistant design, making it suitable for corridors, outdoor areas, restaurants, cafés, and commercial spaces.
The included mounting bracket allows flexible installation and easy adjustment of sound coverage.
With support for 70V/100V and 8-ohm systems depending on the version, SM 28 can be deployed in various audio system designs, from distributed audio to higher-power applications.
It is an ideal solution for background music, paging, and commercial AV applications that require high durability, stable sound performance, and easy installation.

Ideal Applications

Room Control

Scheduling

Documentation

Cut Sheet

Support & Training

Standard support.

Ready to intergrate

Speak with our AV engineers to verify compatibility and get a custom quote.

Download Datasheet ( PDF)

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