WiiM Amp Ultra Highlights
100W of pure hi-fi power with a vibrant 3.5″ touchscreen for smart, seamless control
- 100W per channel at 8 ohms
- Advanced Thermal Management
- Next-Gen Connectivity
- High-fidelity audio with premium components
- Premium unibody aluminum design
- Elegant Touchscreen Design
- Post filter feedback technology (PFFB)
- RoomFit™ Room Calibration Built-In
- All-in-One Streaming Hub
- Cinematic TV Audio
- Smart Preset
Unleash Studio-Quality Sound
Meet the WiiM Amp Ultra – our most advanced streaming amplifier yet. Built for music lovers, home theater buffs, and smart home fans, it delivers stunning 100W per channel (8Ω) with ultra-low distortion, pushing high-fidelity audio to every corner of your space. Whether it’s vinyl, Spotify, or cinematic surround sound—you’ll hear it like never before.
Beautiful Inside and Out
Designed to stand out and fit in, the Amp Ultra features a sleek unibody aluminum chassis and a vibrant 3.5″ glass-covered touchscreen. Easily control playback, switch sources, view album art, and more—all at your fingertips
Flagship Components, Flawless Fidelity
Under the hood, the Amp Ultra is powered by top-tier
components:
- ESS ES9039Q2M SABRE DAC
- Dual TI TPA3255 Class-D amplifiers
- Six TI OPA1612 op-amps
Combined with Post Filter Feedback (PFFB) technology, it delivers clean, detailed sound with consistent performance across all speaker loads—perfect for bookshelf, floor-standing, or in-wall speakers.
Specifications
Dimensions and Weight
Dimensions: 7.87 x 8.3 x 3 inches (200 x 211 x 76.2 mm)
Weight: 5.4 lbs (2.45 kg)
Audio Performance
• Power Output (THD = 0.08%, two channels driven): 100 W per channel @ 8Ω, 200 W per channel @ 4Ω
• Amplifier Technology : Class-D with PFFB (Post-Filter Feedback) technology
•Total Harmonic Distortion (THD+N): ≤0.005%, -106 dB (A-weighted)
• Signal-to-Noise Ratio (SNR) : ≥120dB
• Damping Factor: 94
• Frequency Response: 20Hz – 20kHz ± 0.5dB
• Impedence Range: 2 – 8Ω
Audio Processing
Premium Audio Components: ESS 9039Q2M high-performance DAC, Dual TI TPA3255 Amps, TI OPA1612 op-amps for ultra-low distortion and rich, detailed sound.
Bit-Perfect Playback: Supports up to 192kHz/24-bit audio
Dynamic Range: ≥120dB for high-resolution sound
Input & Output Options
✅ Analog Inputs:
• 1x RCA Stereo: Connects to external audio sources like CD players or PCs
✅ Digital Inputs:
• 1x Optical (TOSLINK) – Up to 192kHz/24-bit
• HDMI ARC: Receives audio from TVs, PCM up to 192kHz/24-bit, and Dolby Digital 5.1 formats
✅ Speaker Outputs:
• Gold-plated binding posts (supports banana plugs or bare wire connections)
✅ USB Audio Output:
• Supports up to 8-channel 24-bit/192kHz; UAC 2.0 compliant
✅ Sub Output:
• Dedicated output for powered subwoofers (RCA Mono)
Wireless & Network Connectivity
Wireless Connectivity:
Bluetooth 5.3: Supports A2DP receiver and transmitter, AVRCP, HID, and works with the WiiM voice remote Wi-Fi 6 (Upgradeable to Wi-Fi 6E): Ensures stable and high-speed wireless streaming
Wired Network:
Ethernet (100Mbps): Standard RJ45 port
EQ & Sound Customization
Input-Specific EQ:
Independent settings for Wi-Fi, HDMI ARC, Optical, Bluetooth, Line-In
EQ Tools:
▪ 24 Preset EQ Profiles
▪ 10-Band Graphic & Parametric EQ
▪ Built-in Room Correction with mic-guided acoustic tuning
Streaming & Smart Features
Streaming Protocols:
▪ WiiM Home App
▪ Google Cast
▪ Spotify Connect
▪ TIDAL Connect
▪ DLNA, LMS
▪ Roon Ready (Certification Pending)
• Multi-Room Audio:
Compatible with WiiM, Google Home, and Alexa multi-room systems
• Stereo Pairing:
Supports L/R speaker setup for enhanced stereo imaging
• Home Theater Mode:
Functions as front, center, or surround channel in a Dolby 5.1 setup via HDMI ARC
• Smart Presets:
Quick access to favorite playlists, sources, or routines
• Alarm Clock:
Configurable time, repeat schedule, and music source
Touch Display
Screen:
3.5” glass-covered capacitive touchscreen
Functions:
▪ Playback controls, album art, EQ adjustment, input switching
▪ Queue view, preset access, VU meters, time/date in standby
▪ Custom wallpapers and onboarding setup (OOBE)
▪ Supports firmware updates directly via screen
Design & Controls
Chassis: Precision-machined unibody aluminum for durability & heat dissipation
Dimensions: 7.9” x 2.9” x 7.9” (200 x 75 x 200 mm)
Weight: 5.4 lbs (2.45 kg)
Physical Controls: Multifunctional rotary knob (Volume, Play/Pause)
Thermal Management: Copper heat pipe, large aluminum heatsink, unibody aluminum case, and precision PID thermal control
Cooling System: Passive, silent operation
Package Contents
User Guide *1
Power Cable *1
RCA Cable *1
Optical Cable *1
HDMI Cable *1
Remote 2 *1
Banana Plugs *4