Description
The Hikvision DS-QAZ1A1000G1-VB4 is a professional 1000W network public address amplifier designed for centralized audio broadcasting, background music, live announcements, and emergency communication across large commercial and industrial facilities.
Featuring four independently controlled speaker zones with up to 250W output per channel, the amplifier supports 70V and 100V constant-voltage speaker systems for flexible audio distribution throughout buildings and large installations.
The amplifier offers multiple audio sources, including Bluetooth, USB, four microphone inputs, and four RCA inputs. It also supports real-time and scheduled broadcasting, text-to-speech (TTS), audio mixing, and alarm-triggered announcements.
With Gigabit Ethernet connectivity, built-in audio storage, and network management capabilities, the DS-QAZ1A1000G1-VB4 is suitable for schools, hospitals, shopping malls, offices, factories, warehouses, and large commercial buildings in Jordan.
Key Features
1000W total rated output power
Four independent audio zones with up to 250W per channel
70V/100V constant-voltage speaker outputs
Independent zone volume adjustment
IP network audio broadcasting
Bluetooth wireless audio playback
USB flash drive audio playback
Four microphone inputs for live announcements
Four RCA inputs for external audio sources
Independent microphone and RCA volume controls
Master volume, bass, and treble adjustment
Real-time and scheduled broadcasting
Text-to-Speech (TTS) announcements
Emergency broadcasting and alarm linkage
Two-channel audio mixing
Audio library management and playback resumption
Gigabit Ethernet connectivity
Built-in 4GB eMMC storage
1GB allocated for audio files
RCA and 3.5mm audio outputs
ISAPI, ISUP, and RTP protocol support
Short-circuit and overcurrent protection
Overheating and surge protection
Technical Specifications
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Specification
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Details
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Product Type
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Network PA Amplifier
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Rated Output Power
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1000W Total
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Speaker Zones
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4
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Maximum Output per Channel
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250W
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Speaker Outputs
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4 × 70V/100V Constant Voltage
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Network Interface
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RJ45, 10/100/1000 Mbps
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Audio Sources
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Network / Bluetooth / USB / MIC / RCA
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Bluetooth Version
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5.0
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Bluetooth Range
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Up to 10m
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Microphone Inputs
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4 × 6.35mm
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RCA Audio Inputs
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4
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RCA Audio Outputs
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2
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3.5mm Audio Outputs
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2
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USB Interface
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USB 2.0
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USB File Systems
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FAT32 / exFAT
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Maximum USB Partition
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256GB (exFAT)
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Internal Storage
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4GB eMMC
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Audio File Storage
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1GB
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Broadcasting Modes
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Live / Scheduled / Emergency / TTS
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Audio Mixing
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2 Channels
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EVAC Alarm Input
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1
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Additional Alarm Input
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1
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Alarm Output
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1
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Audio Formats
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MP3 / AAC / G.711 μ-law / G.711 A-law
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Speaker Output Frequency Response
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50Hz–20kHz (±3dB)
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Line Output Frequency Response
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50Hz–20kHz (±1dB)
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Signal-to-Noise Ratio
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Greater than 90dB
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Total Harmonic Distortion
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Less than 0.5%
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Integration Protocols
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ISAPI / ISUP / RTP
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Power Supply
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100–240V AC
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Operating Temperature
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-10°C to +50°C
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Operating Humidity
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Below 90%, Non-Condensing
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Housing Material
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PC+ABS Front Panel / SGCC Metal Covers
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Dimensions
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495.97 × 90.89 × 473.18mm
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Weight
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Approx. 6.6kg
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Color
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Black
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Model
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DS-QAZ1A1000G1-VB4
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Why Choose Hikvision DS-QAZ1A1000G1-VB4?
The Hikvision DS-QAZ1A1000G1-VB4 combines high-power amplification with network-based audio management, making it suitable for professional public address systems covering multiple areas.
Its 1000W total rated output and four independently adjustable speaker zones provide flexible sound distribution for large facilities, while Bluetooth, USB, microphone, and RCA connectivity allow convenient playback and live announcements.
Scheduled broadcasting, text-to-speech, and emergency alarm integration help automate daily announcements and deliver important messages across commercial and institutional environments.
