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Square Type Ceiling Speaker

DSP551 4.5” In-Wall Speaker with Transformer
Built-in 100v/70v transformer
In-wall type loudspeaker
4.5” paper cone driver unit...

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Features

Built-in 100v/70v transformer

In-wall type loudspeaker

4.5” paper cone driver unit

Rated power output at 3W-6W

High sensitivity(90±2dB)

ABS enclosed & metal grille in white

Fast installation by spring clip


Description

The DSP551 is a ceiling speaker with a 70v/100v transformer built in. The 70v/100v transmission is realized in a high-voltage, low-current mode, which makes longer distance transmission and parallel connection of multiple loudspeakers possible.

The built-in 4.5” speaker driver is designed of wide frequency response (100-16,000Hz), the multiple terminals 1.5W, 3W & 6W can be applied to different occasions vary in area sizes and background noises; It is made of high quality engineering plastic,with long-term durability, and will never be out of shape or fading; Spring clip clamp ensures the easy and secure installation; Driver surround excellent damping, long life, with clear and sonorous sound.

It is an ideal choice for industrial and commercial applications in hotel, school, office and factory where background music and paging is needed.


Specification

MODEL

DSP551

FULL-RANGE

4.5” X 1,

RATED POWER

3W

MAX POWER

6W

LINE INPUT

70/100V

SENSITIVITY(1M,1W)

90dB

MAX SPL(1M)

95dB

FREQ.RESP

100-16,000Hz

CUTOUT SIZE

150 x 150 mm

DEMENSIONS(H x W x L)

65 x 180 x 180mm

WEIGHT

0.8kg


TIM截图20180425161354.jpg

Installation

1.Cut aØ150mm - 150mm installation hole on ceiling as shown above;

2.Connect audio broadcasting wire to the terminals according to the table below;



70V

100V

Red--- White

1.5W

3 W

Red--- Blue

3 W

6 W

Red---Black

5 W

10 W(Notice)


Notice: Applicable to long and high impedance broadcasting wire only..

1. Turn up the clamps of the speaker and insert them into the installation hole on ceiling

and then release them as shown below. Put on your gloves for safety is recommended.

TIM截图20180425161619.jpg

4. Finally,examine whether it is steady.

TIM截图20180425161701.jpg


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