DSPPA DM838II – 2×20W Stereo Network Music Amplifier, 5.5" Touch Screen Smart Audio Controller with Streaming, Intercom & DSP Processor
The DSPPA DM838II is a flagship smart network wall amplifier designed for advanced residential and commercial audio systems requiring full connectivity, smart control, intercom functionality, and high-fidelity performance. Featuring a 5.5-inch TFT capacitive touch screen, built-in 2×20W Hi-Fi amplifier, network music streaming, AirPlay/DLNA/Qplay support, SigmaDSP audio processing, and intercom capabilities, the DM838II is ideal for smart homes, villas, offices, retail spaces, and integrated audio systems where control, flexibility, and connectivity are critical.
Technical Specifications:
Amplifier System:
- Type: Stereo Network Music Amplifier
- Model: DM838II
- Output Power: 2 × 20W @ 8Ω
- Output Type: Hi-Fi Digital Amplifier
Audio Sources:
- Network Music (Streaming)
- Network Radio
- Local Music
- Bluetooth
- AUX Input
Supports both online and offline audio playback systems.
Wireless & Streaming:
- AirPlay / DLNA / Qplay support
- Compatible with third-party music apps (QQ Music, Kugou, etc.)
- Bluetooth connection (range up to 10m)
Provides full wireless and network-based audio control.
Audio Performance:
- Frequency Response: High-fidelity full-range response
- Total Harmonic Distortion: ≤0.2% @1KHz
- Signal-to-Noise Ratio: ≥71dB
- Supported Formats:
- MP3
- WAV
- APE
- FLAC
- ACC
- OGG
Delivers clean, balanced, and dynamic sound with DSP optimization.
Smart Processing & Features:
- Built-in SigmaDSP audio processor
- Dynamic spectrum display
- Exponential volume adjustment (optimized for human hearing)
- Independent timing & memory function
- Power-off memory
- Online smart control via Control X mobile app
Control & Integration:
- Display: 5.5" TFT HD capacitive touch screen
- Control Methods:
- Touch interface
- Mobile App (Control X)
- Communication:
- RS485
- I/O trigger support
- Intercom & Call Function:
- Device-to-device communication
- Doorbell linkage support
Power & Electrical:
- Power Supply: AC 100–240V / 50–60Hz
- Power Consumption: ≤30W
- AUX Input Impedance: 10KΩ
Build & Design:
- Installation Type: Wall-mounted smart panel
- Design Style: Modern premium UI with full-screen touch
- Appearance: Minimalist and elegant
Dimensions:
- Product Size: 172 × 86 × 45 mm
- Net Weight: 0.38 kg
Key Features:
- Built-in 2×20W Hi-Fi amplifier
- 5.5" capacitive touch screen
- Network streaming + Bluetooth + AUX
- AirPlay / DLNA / Qplay support
- SigmaDSP audio processing
- Intercom and call function
- Doorbell integration
- Mobile app control (Control X)
- Multi-format audio support
- Smart home audio integration
Applications:
- Smart homes
- Villas
- Offices
- Retail shops
- Hotels
- Apartments
- Meeting rooms
- Multi-room audio systems
- Smart building integration
- Background music systems
Connect Gates Professional Opinion:
From Connect Gates’ perspective, the DM838II is one of the most advanced wall-mounted audio controllers in this category. It goes beyond DM835, DM837, and even DM836II by introducing full network streaming, intercom communication, mobile app control, and smart system integration. This makes it ideal for high-end smart home and commercial projects where centralized control, multi-room communication, and streaming flexibility are required. It is not just an amplifier — it is a complete smart audio ecosystem controller.