DSPPA Public Address Series User manual
The information is subject to change without prior notice.
Public Address Series -
Indoor Column Speaker
DSP203Ⅱ
DSP403Ⅱ
Guangzhou DSPPA Audio Co., Ltd
Zip code：510150
Tel：400-800-0230
website：www.dsppa.com
address：NO.1 XIAHELU, JIANGGAO TOWN,
BAIYUN DISTRICT, GUANGZHOU, CHINA
Guangzhou DSPPA audio Co., Ltd
DSP203Ⅱ
DSP403Ⅱ
Preface
Thank you for choosing of DSPPA audio loudspeaker products. All
DSPPA products have passed rigorous tests before leaving the
factory. DSPPA public address loudspeakers are widely used in
schools, stadiums, squares, parks, car parks, railway stations,
airports, villas, shopping malls. It is the ideal choice for you to
purchase DSPPA public broadcasting loudspeakers. In order
to facilitate your installation, commissioning and use of this
product, please read this manual before installation.
Surface net
Box
Connection port
Speaker unit
Rear panel
With clear, bright and thorough sound;
With surface network of integrated design, elegant, smart, beautiful; The
box is made of high quality fibreboard and birch cold pressed leather to
eliminate the box resonant sound, suitable for indoor use; Input voltage is
optional: 70V / 100V so as to adapt to different public broadcasting lines;
With installation kits, easy installation.
Speaker unit
Material
Installation kit
1www. dsppatech.com 2
Surface net: made of nylon high-fiber crystal with good
permeability.
Speaker unit: applies 6.5 "color seaweed salvage pulp
paper, full-frequency double cone speaker, with wider
frequency response.
Transformer: E-type copper wire turns the audio
transformer to ensure the audio output fidelity.
Installation kit: with anti-rust process
Features
Installation instruction
size
mode
L
W
H
m
Common port
70V
100V
Unit：mm
Note：70V and 100V port
can be connected at the
DSP203Ⅱ
138
120
390
same time
DSP403Ⅱ
138
120
602
Pic. 2
Pic. 3
Vertical installation
①Choose a proper place in a vertical surface where the speaker will be
installed on and put a nail with diameter 4mm. The distance between the
nail cap and the wall should be 4-6mm(as Pic.1 shows).
②line connected to public address system（as Pic. 2 shows; different port
takes different voltage. Refer to the following table for more details
Rated Line votage
power
port
70V
100V
DSP203Ⅱ
DSP403Ⅱ
DSP203Ⅱ
DSP403Ⅱ
COM-100V
8W
15W
15W
30W
COM-70V
15W
30W
––
––
4-6m
!Note：”--“ means the transmission distance is far and it should be used when the rated power
is consumed too much.
③Last step: Hang the column speaker to the nail(as Pic. 5 shows)
Pic. 1
3
4
www. dsppatech.com
10mm
5mm
L
L
W
W
L
Packing list
Technical indicator
Frequency response
(dB SPL、1W、1m)
Distortion
(THD< 1.5% 1W、1m、200Hz-10kHz)
Component Quantity
Indoor column speaker 2
Manual 1
Certificate 1
Warranty card 1
Specification
Model
DSP203Ⅱ
DSP403Ⅱ
Speaker unit
4"×2
4"×4
Freq. range
140Hz-12kHz
140Hz-12kHz
Sensitivity (1m,1W)
90dB±2dB
94dB±2dB
Maximum SP( 1m)
99dB±2dB
108dB±2dB
Rated power
15W
30W
Product size ( L×W×H)
138×120×390mm
138×120×682mm
Package size( L×W×H)
310×220×420mm
310×220×722mm
Net weight (one pair)
6.6kg
10.6kg
Gross weight(one pair)
7.4kg
11.5kg
5
6
www. dsppatech.com
This manual suits for next models
2
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