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IR-D20 Non-contact Infrared Thermometer for Free Purchasing Service
TD-W30 WiFi Face Recognition Temperature Measurement with Attendance Management
TD-W40 7-inch AI Face Recognition Temperature Measurement With Attendance Management
PA Amplifier
Commercial Mixer Amplifier
Wall Mount Amplifier/Music Amplifer Player
Mini Mixer Amplifier
Integrated Mixer Amplifier
Class-D Power Amplifier
Power Amplifier
Pre-amplifier
Economic Mixer Amplifier
Commercial Speaker
Ceiling Speaker
Wall Mount Speaker
Column Speaker
Long Range Acoustic Devices
Horn Speaker
Directional Speaker
Array Speaker&Sound Projector
Garden Speaker
IP Audiovisual System
Dante Series Expansion
MAG6000 IP Network PA System
POE6000 POE IP Paging PA System
DSP9000 IP Network PA & Intercom System
DT2200 Dante Network System
MAG2400 Dante Intelligent PA System
MAG6282 IP Intercom Audio System
PC10II IP Audio PA System
EN54 EVAC System
Evacuation Voice Alarm PA System
Compact EN54 Evacuation System
EN54 Speaker
Intelligent PA System
MAG808 8x8 Audio Matrix System
Intelligent PA System
MP98 Automatic PA System
PC10 Automatic PA System
PA7005 Wireless PA System
Smart Education System
Digital Conference System
Intelligent Conference System
Central Control System
Wireless Conference System
Digital Simultaneous Interpretation System
Economic Conference System
Conference Amplifier and Speaker
Digital Video System
4K IP-Based Distribution Matrix System
HD8000 Remote HD Video Conference Camera
School Records System
Integrated CCTV and PA System
2K HD Seamless Mixed Video Matrix System
Video Conference System
Paperless Conference System
Desktop Network Electronic Nameplate
Paperless Conference Lifter Terminal
Paperless Conference Server
Paperless Conference Extender
Intelligent Audio System
Mini Smart Music Amplifier
Network Smart Music System
Home Speaker
Pro Sound System
Array Speaker
Professional Speaker
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Wireless Microphone
Microphone & Peripheral
Microphone
Volume Controller
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IP Network PA System
IP-Based Network PA System
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Dante Conference System
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Smart Home Audio System
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PAVA8000 Integrated Voice Alarm PA System
PAVA2240 Voice Evacuation Alarm System
PAVA6500 Voice Evacuation System
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Automatic Lifting Conference System
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Dante Network System
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HD8000 4K Remote HD Video Conference System
DSP9201 Automatic Recording and Broadcasting System
Remote Video Conference System
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Long Range Acoustic Hailing System
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MAG1116 10 Zones Intelligent PA System
MAG2189 250 Zones Intelligent PA System
MAG2140II 40 Zones Intelligent PA System
ADR6435 Small, Medium, Large Venue PA Solution
MP812 6 Zones Public Address Solution
Wireless Public Address System
Audio Matrix System
Automatic PA System
Audiovisual PA System
Visual Network PA System
Audio and Video All in One System
IP-based Distribution Matrix Audiovisual System
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Emergency PA System for Epidemic Prevention and Control
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Correctional
Mosque
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Big Events
Education
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Hotel
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PA College
TECHNICAL CODE FOR PUBLIC ADDRESS SYSTEM ENGINEERING
General Provisions
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Technical Terms
3.1 PA System General requirements
Technical Term in Public Address
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Class D Four-channel Digital Amplifer
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One Zone Mixer Amplifier
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Digital Mixer Amplifier
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Hotsale Compact Mixer Amplifier
1U Mini Mixer Amplifer
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One Channel Digital Amplifier
Two Channel Digital Amplifier
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Eight Channel Digital Amplifier
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Power Amplifier without DC Input
Pre-amplifier
Economic Mixer Amplifier
Commercial Speaker
Ceiling Speaker
Flush Mount Ceiling Speaker
Coaxial Ceiling Speaker
Fireproof Ceiling Speaker
Surface Mount Ceiling Speaker
Wall Mount Speaker
Passive Wall Mount Speaker
Active Wall Mount Speaker
All-Weather Wall Mount Loudspeaker
Invisible Speaker
Column Speaker
Passive Column Speaker
Active Column Speaker
Long Range Acoustic Devices
Vehcile-mounted Acoustic Hailing System
Passive Acoustic Hailing Device
Active Acoustic Hailing System
Directional Acoustic Disperse System
Peripheral Acoustic Dispersal System
Megaphone
Horn Speaker
Directional Speaker
Array Speaker&Sound Projector
Array Speaker
Sound Projector
Garden Speaker
IP Audiovisual System
Dante Series Expansion
MAG6000 IP Network PA System
IP Speaker
POE6000 POE IP Paging PA System
POE Speaker
POE Terminal
DSP9000 IP Network PA & Intercom System
IP Network Control Center
IP Network Paging Station
IP Network Audio Terminal
IP Network Amplifier
Intercom Control Panel
IP Speaker
DT2200 Dante Network System
MAG2400 Dante Intelligent PA System
MAG6282 IP Intercom Audio System
PC10II IP Audio PA System
EN54 EVAC System
Evacuation Voice Alarm PA System
Compact EN54 Evacuation System
EN54 Speaker
Intelligent PA System
MAG808 8x8 Audio Matrix System
Intelligent PA System
MP98 Automatic PA System
PC10 Automatic PA System
PA7005 Wireless PA System
Smart Education System
Classroom Audio System
Campus Audio System
Digital Conference System
Intelligent Conference System
Central Control System
Wireless Conference System
Digital Simultaneous Interpretation System
Economic Conference System
Conference Amplifier and Speaker
Digital Video System
4K IP-Based Distribution Matrix System
HD8000 Remote HD Video Conference Camera
School Records System
Integrated CCTV and PA System
2K HD Seamless Mixed Video Matrix System
2K HD Video Matrix
Input Modules
Output Modules
Video Conference System
Paperless Conference System
Desktop Network Electronic Nameplate
Paperless Conference Lifter Terminal
Paperless Conference Server
Paperless Conference Extender
Intelligent Audio System
Mini Smart Music Amplifier
Network Smart Music System
AUX8500 IP Intelligent Paging System
Network Intelligent Audio System (Zone Extender)
Network Intelligent Audio System
Home Speaker
Pro Sound System
Array Speaker
Professional Speaker
Professional Amplifier
Wireless Microphone
Microphone & Peripheral
Microphone
Desktop Microphone
Fireman Microphone
Remote Paging Microphone
Volume Controller
Rack
Peripheral Equitment
Contact
Email:
export@dsppa.com
Tel:
020-28346138
Fax:
020-81305947
Class D Four-channel Digital Amplifer
Features:
● Classic PWM circuit and protection circuit, stable and applicability
● Wide dynamic range, small volume, light weight, high efficiency and high power
● High-quality sound and excellent power design
● Precise time control, low distortion
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