Meet the WiiM Amp Ultra – our most powerful streaming amp yet. Delivering 100W per channel at 8Ω with ultra-low distortion, it brings rich, high-fidelity sound to everything from vinyl to Spotify to cinematic TV audio—perfect for audiophiles, home theater enthusiasts, and smart home setups.
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
Powered by an ESS ES9039Q2M SABRE DAC, Dual TI TPA3255 Class-D amplifiers, and Six TI OPA1612 op-amps, the Amp Ultra uses Post-Filter Feedback (PFFB) tech to deliver clean, detailed sound with consistent performance—ideal for bookshelf, floor-standing, or in-wall speakers.
Post Filter Feedback Technology
The WiiM Amp Ultra features advanced Post-Filter Feedback (PFFB) technology, reducing distortion and ensuring consistent, high-quality sound across speaker loads. It delivers a wider soundstage, rich detail, and an immersive, natural audio experience with precision and depth.
100W Hi-Fi Amplifier: Powers up to four speakers with ultra-low distortion ( -106 dB THD+N) and dynamic clarity—perfect for music lovers and home theater fans.
Audiophile Components: Features ESS SABRE DAC, dual TI TPA3255 amps, and PFFB tech for precise, load-independent sound performance.
Next-Gen Connectivity: Enjoy ultra-fast, stable streaming with Wi-Fi 6, Bluetooth 5.3 with LE Audio, and HDMI ARC for seamless TV integration.
Built-In RoomFit Room Correction: Auto-calibrates sound based on your room and speakers for a personalized, perfectly balanced listening experience.
Smart Touchscreen Design: Sleek unibody aluminum case with 3.5” glass-covered display for easy control, album art, and system settings.
Multi-Room & Voice Control: Sync with WiiM, Alexa, or Google speakers and control playback via app, voice assistants, or the included voice remote.
Stream Everything You Love: Supports Spotify, TIDAL, Qobuz, Amazon Music, Roon Ready, Chromecast, and more in up to 24-bit/192kHz quality.
Weight
N/A
Colour
Silver, Space Gray
Dimensions and Weight
7.87” x 8.3” x 3” (200 x 211 x 76.2 mm) 5.4 lbs (2.45 kg)
Screen
3.5” glass-covered capacitive touchscreen
Finish
Anodized Unibody Aluminum
Physical Controls
Multifunctional rotary knob (Volume, Play/Pause)
Cooling System
Passive, silent operation
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
Speaker Outputs
Gold-plated binding posts (supports banana plugs or bare wire connections)
Audio Output Quality
SNR – 121 dB; THD+N – 0.0005% (-106 dB)
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
Thermal Management
Copper heat pipe, large aluminum heatsink, unibody aluminum case, and precision PID thermal control
Wireless Connectivity
Bluetooth 5.3: Supports A2DP receiver and transmitter, AVRCP, HID, and works with the WiiM voice remote; Wi-Fi 6: Ensures stable and high-speed wireless streaming
Wired Network
Ethernet (100Mbps): Standard RJ45 port
Input-Specific EQ
Independent settings for Wi-Fi, HDMI ARC, Optical, Bluetooth, Line-In