User’s Manual
IP Network Column Speaker
Guangzhou DSPPA co. Ltd.
Add：No.1 Xiahe Rd, Jianggao Town,
Baiyun Distric,Guangzhou, China
Post Code：510450
Tel：400-800-0230
DSP203N
DSP403N
www.dsppatech.com
Parameters are subject to change without notice.
Guangzhou DSPPA co. Ltd.
Contents
Warn！ To reduce the risk of electric shock or equipment damage, please
follow the following requirements：
● Avoid squeezing, pulling, knotting or damage the power cord, or easy to
cause electric shock and even cause a fire.
● When fixing or cleaning the surface of the product, the power must be
disconnected.
● Do not place flammable and explosive materials near the product to
prevent explosion and fire.
● It is forbidden to open the equipment for non-professionals.
Safety Precautions
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Introduction
Products Over view
Products Features
Products Information
Connection and Installation
System Block Diagram
Typical Application
Rear Panel Introduction
Installation
Technical parameters
Packing List
Preface
Product Introduction
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Thank you for choosing our products. All products have been rigorously
tested before leaving the factory, abide by the quality of commitment.
Products are widely used in schools, gymnasiums, square venues, parks, car
parks, railway stations, airports, villas, shopping malls and other places, is
the ideal choice for public broadcasting. In order to facilitate your
installation, commissioning and use of this product, please read this manual
before installation.
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Guangzhou DSPPA Audio Co., Ltd
Product information
Surface
Box
Speaker Unit
Rear Panel
HHH
Size
Item
W
H
DSP203N
DSP403N
390
138
602
138
Unit：mm
WWW
DDD
D
120
120
Amplifier Panel
Network wall speaker is made of high quality birch, the speaker unit using the
original color seaweed salvage pulp drum paper, full-frequency double cone
speaker, frequency response wider.
Features
• The use of raw seaweed salvage pulp drum paper, full-frequency double cone
speaker, frequency response wider, clear voice, bright and thorough.
• Able to operate independently from the network and the host.
• Built-in mass storage, built-in program source, with timer / save function.
• Can play background music from the host system, emergency paging, alarm
function.
• 10 / 100M adaptive, support DHCP / static IP settings, support LAN and WAN.
• Uses the main box, stereo design.
• The box is made of high quality fiberboard and birch cold pressed leather,
effectively preventing the harmonic sound.
• Equipped with mounting bracket, easy installation.
Speaker Unit
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Guangzhou DSPPA Audio Co., Ltdwww.dsppatech.com
System Diagram
LAN
Router
Network timers
GPS+Beidou
Network Broadcast Server
iPad wireless control
1 2 3 4
IP Audio Collector
Network Decoder Player
(wall-mounted)
Intelligent remote paging
Simple paging station
Network wall
mounted speaker
Network Waterproof
Column Speaker
Network Indoor
Column Speaker
Network Fire Collector
Network decoder player
(Several more can be equipped)
1 2 3 4
Network decoding player
（several of which can be equipped）
Cabinet
Connection and Installation
Typical Application
Back Panel
Network switch
DSP6616A
Wireless microphone receiver
Wireless microphone
receiver（cascade）
Speaker
Wireless pen
1、Left channel amplifier output
2、Internet input
3、Line output
Rear panel introduction
6、Power switch
4、Line input
5、Power input
① The bracket is split into A and B two parts.
A and B parts of the bracket
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Guangzhou DSPPA Audio Co., Ltd
Installation
A
Safety line
Safty line
A
B
B
Speaker rear
panel
② Fix A to the wall where you want to install the speaker.
（Please pay attention to the installation height! We recommend the
1.8 m to 2 m height from the ground.）
③ Fix B to the rear panel of the speakers.
④ Connect B that is with stereo to A that is fixed on the wall, and tighten the
screws firmly; make sure the safety rope, part A and B are connected firmly.
A
B
⑤ Refer to the typical application, according to your actual needs to connect
sub-box, network cable, power lines and so on.
⑥ Finally adjust the angle of the speaker, check if the installation is solid and
reliable.
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Guangzhou DSPPA Audio Co., Ltd
Parameters
DSP203N vertical
directivity
DSP203N horizontal
directivity
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DSP403N vertical
directivity
DSP403N horizontal
directivity
Freq. Response
sensibility（1m,1W）
Rated Power（RMS）
Driver Units
Maximum SPL（1m）
Power Input
Item
Acoustic
System
Amplifier System
Freq. Response
Distortion
SNR
Others
Size（H×W×D）
Weight
4＂×2
90±2dB
99±2dB
140Hz-12KHz
2×15W
20Hz-20KHz
≤0.1％
≥81dB
~90-240V 50Hz/60Hz 1A
390×138×120mm
2.8kg
1.0mV
Input Impedance
＞10kΩ
Sensitivity
DSP203N
Amplifier
LINE
input
4＂×4
94±2dB
108±2dB
140Hz-12KHz
2×30W
20Hz-20KHz
≤0.1％
≥81dB
602×138×120mm
5.0kg
1.0mV
＞10kΩ
DSP403N
Specification
RJ45（10/100M）
Network interface
TCP/IP、UDP、ICMP、IGMP（ ）Multicast
Suppor t agreements
Audio
Codec
MP3、WMA、WAV、ACC、OGG、
APE、FLACetc
DSP203N Distortion characteristics
(THD< 5% 1W、1m、100Hz-10kHz)
50
100
200 500
1K
2K
5K
10K
Hz
2.00
3.00
4.00
5.00
10.00
％
0.01
DSP203Nfrequency
(dB SPL、1W、1m)
50
100
200 500
1K
2K
5K
10K
20K
50
60
70
80
90
100
dBS PL
Hz
DSP403Nfrequency
(dB SPL、1W、1m)
50
100
200 500
1K
2K
5K
10K
20K
50
60
70
80
90
100
dBS PL
Hz
DSP403N Distortion characteristics
(THD< 5% 1W、1m、100Hz-10kHz)
50
100
200 500
1K
2K
5K
10K
Hz
2.00
3.00
4.00
5.00
10.00
％
0.01
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Packing List
IP wall mount
Bracket
Manual
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1
Component Quantity
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