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4.5 Inch Ceiling Loudspeaker

DSP502 1.5W-10W ABS Ceiling Speaker
Built-in 100v/70v transformer
Ceiling type loudspeaker

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Features

Built-in 100v/70v transformer

Ceiling type loudspeaker

4.5” paper cone driver unit

Rated power output at 3W-6W

High sensitivity(91±2dB)

ABS white engineering plastic

Fast installation by spring clip


Description

The DSP502 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

DSP502

Full-Range

4.5"X 1

Rated Power

3W

Max Power

10W

Line Input

70/100V

Sensitivity(1M,1W)

91dB

Max SPL(1M)

96dB

Freq. Response

120-16,000Hz

Cutout Size

Ø170 - Ø176mm

Dimensions (H x W x L)

80 x Ø200mm

Weight

0.8kg


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Installation

1.Cut a Ø170mm -Ø176mm installation hole on ceiling as shown above;

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


TerminalsPower

Line Votage

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.

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4. Finally,examine whether it is steady.


FREQ. RESPONSE DISTORTION

(dB SPL、1W、1m) (THD< 1.5% 1W、1m、100Hz-16KHz)

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