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40W 1-Zone Network Amplifier

Rated Power: 40 W, 1 Zones
Audio input: USB/Bluetooth/MIC/RCA
Support volume and content adjustment
Support schedule/live/emergency broadcast, alarm linkage, TTS

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Available models:

DS-QAE1A40G1-VB

Specification
Resources
Accessories

Function
Audio Bit RateG.711ulaw（64 Kbps）/G.711alaw（64 Kbps）/MP3（32K~320Kbps） Sampling bit width: 16 bits
Speech SynthesisLanguage Type: English, Russian, Spanish, Japanese, Thai, Portuguese (Brazil), Korean, French
Protection FunctionShort circuit protection, overcurrent protection, over temperature protection, anti-static electricity protection, surge protection, electrical shock protection

Network
Network ProtocolIPv4, HTTP, HTTPS , SSL/TLS , DNS, NTP, TCP, UDP, IGMP, ICMP, DHCP, ARP, SSH
Interface Protocol (API)ISAPI, ISUP, RTP

Audio
Rated Power40 W 24 VDC
Frequency Response80 Hz to 20 kHz（±3 dB）
THD and SNRTHD: ≤1% SNR: ≥100 dB

Interface
Alarm1 alarm input 1 alarm output
Ethernet Interface1 RJ45 10 M/100 M adaptive Ethernet port
Local StorageBuilt-in 4 GB EMMC (Audio file storage is 1 GB.)
Audio InMIC 1: -28 dBV, 2.57 KΩ, unbalanced, 6.35 mm jack, supports dynamic microphone connection USB 2.0 × 1 RCA in : 0 dBV, 5 KΩ, unbalance, RCA pin jack Bluetooth
Audio OutConstant Voltage Output × 1，100 V COM RCA Out : 0 dBV, 100 Ω, unbalance, RCA pin jack RCA Cascading: support a cascade of up to 3 amplifiers
LED IndicatorPower indicator (solid white): the device is normally working USB flash drive indicator (solid white): the device is in USB mode Bluetooth indicator (solid blue): the device is in Bluetooth mode
Volume KnobMIC Volume Knob × 1，Volume Knob × 1
USBUSB 2.0/3.0. File format: FAT32, maximum capacity: 128 GB. FAT32 file system: maximum partition size: 128 GB, maximum file size: 4 GB.
Power InterfaceAperture size: Ø2.0 mm

General
MaterialPlastic
Língua41 languages: English, French, Spanish, German, Italian, Japanese, Thai, Russian, Portuguese (Brazil), Arabic, Bulgarian, Czech, Danish, Greek, Spanish (Mexico), Estonian, Persian, Finnish, Hebrew, Croatian, Hungarian, Indonesian, Kazakh, Korean, Kirgiz, Lao, Lithuanian, Latvian, Dutch, Norwegian, Polish, Portuguese, Romanian, Slovak, Slovenian, Serbian, Swedish, Turkish, Ukrainian, Uzbek, Vietnamese
Dimension190.8 mm × 230.8 mm × 51.2 mm (7.48" × 9.06" × 2.01")
Package Dimension362 mm × 280 mm × 100 mm (14.25" × 11.02" × 3.94")
≈ 1496.2 g (3.3 lb.)
With Package Weight≈ 2456.2 g (5.4 lb.)
ColorWhite
Packing ListDevice × 1 Power Adapter × 1 Power Cord × 1 Regulatory Compliance and Safety Information × 1
BluetoothBluetooth 5.0，10 m
Operating Temperature-10 °C to 55 °C (14 °F to 131 °F)
Operating Humidity＜90% (No condensation)
Power ConsumptionStandby Consumption: 4.5 W Annual Average Consumption: Max. Working Consumption: 45 W (based on the average playing time)

Function

Audio Bit Rate

G.711ulaw（64 Kbps）/G.711alaw（64 Kbps）/MP3（32K~320Kbps） Sampling bit width: 16 bits

Speech Synthesis

Language Type: English, Russian, Spanish, Japanese, Thai, Portuguese (Brazil), Korean, French

Protection Function

Short circuit protection, overcurrent protection, over temperature protection, anti-static electricity protection, surge protection, electrical shock protection

Network

Network Protocol

IPv4, HTTP, HTTPS , SSL/TLS , DNS, NTP, TCP, UDP, IGMP, ICMP, DHCP, ARP, SSH

Interface Protocol (API)

ISAPI, ISUP, RTP

Audio

Rated Power

40 W 24 VDC

Frequency Response

80 Hz to 20 kHz（±3 dB）

THD and SNR

THD: ≤1% SNR: ≥100 dB

Interface

Alarm

1 alarm input 1 alarm output

Ethernet Interface

1 RJ45 10 M/100 M adaptive Ethernet port

Local Storage

Built-in 4 GB EMMC (Audio file storage is 1 GB.)

Audio In

MIC 1: -28 dBV, 2.57 KΩ, unbalanced, 6.35 mm jack, supports dynamic microphone connection USB 2.0 × 1 RCA in : 0 dBV, 5 KΩ, unbalance, RCA pin jack Bluetooth

Audio Out

Constant Voltage Output × 1，100 V COM RCA Out : 0 dBV, 100 Ω, unbalance, RCA pin jack RCA Cascading: support a cascade of up to 3 amplifiers

LED Indicator

Power indicator (solid white): the device is normally working USB flash drive indicator (solid white): the device is in USB mode Bluetooth indicator (solid blue): the device is in Bluetooth mode

Volume Knob

MIC Volume Knob × 1，Volume Knob × 1

USB

USB 2.0/3.0. File format: FAT32, maximum capacity: 128 GB. FAT32 file system: maximum partition size: 128 GB, maximum file size: 4 GB.

Power Interface

Aperture size: Ø2.0 mm

General

Material

Plastic

Língua

41 languages: English, French, Spanish, German, Italian, Japanese, Thai, Russian, Portuguese (Brazil), Arabic, Bulgarian, Czech, Danish, Greek, Spanish (Mexico), Estonian, Persian, Finnish, Hebrew, Croatian, Hungarian, Indonesian, Kazakh, Korean, Kirgiz, Lao, Lithuanian, Latvian, Dutch, Norwegian, Polish, Portuguese, Romanian, Slovak, Slovenian, Serbian, Swedish, Turkish, Ukrainian, Uzbek, Vietnamese

Dimension

190.8 mm × 230.8 mm × 51.2 mm (7.48" × 9.06" × 2.01")

Package Dimension

362 mm × 280 mm × 100 mm (14.25" × 11.02" × 3.94")

≈ 1496.2 g (3.3 lb.)

With Package Weight

≈ 2456.2 g (5.4 lb.)

Color

White

Packing List

Device × 1 Power Adapter × 1 Power Cord × 1 Regulatory Compliance and Safety Information × 1

Bluetooth