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*Images are for illustrative purposes. Actual product appearance and specifications may vary.

2*20W 4-inch Wall-mounted Amplifier

  • 4 inch touch screen
  • Four-channel speaker output, dual channel stereo sound
  • Four audio input methods: Bluetooth, TF card, USB, or AUX audio input
  • Supports 485 control
  • Linux system
  • Supports multiple languages switching
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Data Sheet
Sales Inquiry

Available models:

DS-QAE0A40G1W-RB
DS-QAE0A40G1W-RB
Data Sheet

Specification

  • Function
  • Protection Functionshort circuit protection, overcurrent protection, over temperature protection
  • Audio File FormatMP3、WAV、APE、FLAC
  • Audio
  • Rated Power50 W
  • Frequency Response20 Hz to 20 kHz
  • THD and SNRTHD: ≤1% SNR: ≥90 dB
  • Interface
  • Audio InAUX：Terminal block,unbalance,10KΩ Bluetooth TFCard, Up to 32 GB Capacity USB
  • Audio OutConstant Resistance Output: 4x10W@8Ω 2X20W@4Ω (Interface：Terminal block ×4)
  • USBUSB 2.0 File format: FAT32 USB flash drive file playing logic: traverse play level 3 directory files in the USB flash drive.
  • Power InterfaceTerminal block, recommended wire size 0.5–1.5 mm²
  • General
  • MaterialPlastic
  • Dimension86 (Length) x 86 (Width) x 45.5 (Thickness) mm
  • About 0.23kg
  • Display Screen4-Inch Resolution 480×480
  • Packing ListDevice × 1 Regulatory Compliance and Safety Information × 1
  • BluetoothBluetooth 5.1，10 m
  • Operating Temperature-10 °C to 45 °C
  • Operating Humidity5%-90%RH (No condensation)
  • Power ConsumptionStandby Consumption: 2.5W Max. Working Consumption: 50 W
  • CPUDual-Core ARMCortex-A7@1.2GHz
  • Memory Card CapacityFile format: FAT32 Up to 32G Playback logic: root-directory only
*Product performance is based on testing in a controlled environment. Your results may vary due to several external and environmental factors.

Specification

Function
Protection Function
short circuit protection, overcurrent protection, over temperature protection
Audio File Format
MP3、WAV、APE、FLAC
Audio
Rated Power
50 W
Frequency Response
20 Hz to 20 kHz
THD and SNR
THD: ≤1% SNR: ≥90 dB
Interface
Audio In
AUX：Terminal block,unbalance,10KΩ Bluetooth TFCard, Up to 32 GB Capacity USB
Audio Out
Constant Resistance Output: 4x10W@8Ω 2X20W@4Ω (Interface：Terminal block ×4)
USB
USB 2.0 File format: FAT32 USB flash drive file playing logic: traverse play level 3 directory files in the USB flash drive.
Power Interface
Terminal block, recommended wire size 0.5–1.5 mm²
General
Material
Plastic
Dimension
86 (Length) x 86 (Width) x 45.5 (Thickness) mm
About 0.23kg
Display Screen
4-Inch Resolution 480×480
Packing List
Device × 1 Regulatory Compliance and Safety Information × 1
Bluetooth
Bluetooth 5.1，10 m
Operating Temperature
-10 °C to 45 °C
Operating Humidity
5%-90%RH (No condensation)
Power Consumption
Standby Consumption: 2.5W Max. Working Consumption: 50 W
CPU
Dual-Core ARMCortex-A7@1.2GHz
Memory Card Capacity
File format: FAT32 Up to 32G Playback logic: root-directory only
For better user experience, we highly recommend you to update your device to the latest firmware asap.
Specification
Function
  • Function
  • Function
Audio
  • Audio
  • Audio
  • Audio
Interface
  • Interface
  • Interface
  • Interface
  • Interface
General
  • General
  • General
  • General
  • General
  • General
  • General
  • General
  • General
  • General
  • General
  • General
*Product performance is based on testing in a controlled environment. Your results may vary due to several external and environmental factors.

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