Product description
Performance Meets Precision 
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.
1 See Your Sound
2 Smarter Listening
3 Tailor Your Sound
4 Thermal Management
5 Future-Proof by Design
Easy to Set Up and Use 
Step 1
Connect your speaker to WiiM Amp Ultra.
Step 2
Plug in WiiM Amp Ultra and connect to your network with the WiiM Home App.
Step 3
Pair your voice remote.
Step 4
Configure your device and music account, and play Hi-Res music.
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 Colors Space Gray, Silver (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 Supported Streaming Protocol Google Cast, Spotify Connect, TIDAL Connect, Qobuz Connect, Alexa Cast, DLNA, Roon Ready
Which WiiM product is right for you?
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Customer Reviews
4.6 out of 5 stars 531
4.5 out of 5 stars 340
4.5 out of 5 stars 1,492
4.6 out of 5 stars 393
4.7 out of 5 stars 3,412
Price
$529.00$529.00
$379.00$379.00
$299.00$299.00
$299.00$299.00
$329.00$329.00
Connected Device for Streaming
Passive Speaker
Passive Speaker
Passive Speaker
Passive Speaker
Amplifier or Powered Speaker
Wireless Connectivity
Wi-Fi 6, BT 5.3
Wi-Fi 6, BT 5.3
Wi-Fi 5, BT 5.0
–
Wi-Fi 6, BT 5.3
Audio Input Port
HDMI ARC, Line In, Optical
HDMI ARC, Line In, Optical
HDMI ARC, Line In, Optical
RCA, Coax, Optical
HDMI ARC, Optical, Line, Phono
Audio Output Port
HP Terminals, Subwoofer
HP Terminals, Subwoofer
HP Terminals, Subwoofer
Speaker
RCA Optical Coax USB Headset
DAC IC
ESS 9039Q2M
ESS ES9038 Q2M
ESS 9018 K2M
ESS 9039Q2M
ESS ES9038 Q2M
Pair with a Sub
Y
Y
Y
–
Y
Analog Out SNR
121 dB
120 dB
98 dB
120 dB
121 dB
THD+N (Analog Out)
-106 dB (0.0005%) at 5W
-105 dB (0.0005%) at 5W
-92dB (0.0025%) at 5W
0.0005% (-105 dB)
-116 dB (0.00015%)
Analog Input (ADC)
Up to 192k, 24 bit
Up to 192k, 24 bit
Up to 192k, 24 bit
Pure analog input without ADC
Up to 192k, 24 bit
AirPlay
–
–
Y
–
–
Alexa Multiroom with UHD
Y
Y
Y
–
Y
Google Cast Audio
Y
Y
Y
–
Y
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.
NOTE: This device is incompatible with AirPlay and cannot function as an AirPlay receiver.