WiiM Bar is now available on Amazon.Shop Now →

Big sound for any room. Discover the compact WiiM Sound Lite. $229. Shop Now.

Touch your music. Discover the immersive new WiiM Sound.Shop Now.

Feel every note. Complete your wireless 5.1 or hi-fi 2.1 setup with the WiiM Sub Pro.Shop Now.

Redefine your hi-fi system. Experience the 100W, room-correcting WiiM Amp Ultra.Shop Now.

Touch your sound. The flagship WiiM Ultra streamer with a 3.5″ glass display is here.Get Yours Now!

Just add speakers. Transform your listening space with the all-in-one WiiM Amp.Get Yours Now!

Overview

Specs

Compare

FAQ

WiiM Amp Ultra on a media console between bookshelf speakers in a warmly lit living room

Residential Systems Picks Awards 2026 Winner

Amp Ultra

Flagship Power. Total Control.

Keep the Speakers. Upgrade Everything Around Them.

Your speakers do not need to become obsolete just because the way you listen has changed. WiiM Amp Ultra adds powerful amplification, lossless streaming, TV audio, room correction, and smart control to the system you already value.

WiiM Amp Ultra driving bookshelf, tower, in-wall and outdoor passive speakers

Hear more from your speakers.

Give compatible bookshelf, tower, in-wall, or outdoor passive speakers the power and control to sound their best.

Living room with a large TV, floor-standing speakers and WiiM Amp Ultra below the screen

Bring TV into your Hi-Fi.

Connect your TV through HDMI ARC and enjoy shows, movies, and games through real stereo speakers - with optional subwoofer and WiiM home-theater expansion.

WiiM Amp Ultra on a sideboard with streaming, turntable, Wi-Fi and USB source icons

Make every source easier.

Stream over Wi-Fi, play a turntable or CD player, listen from USB storage, or switch inputs automatically when a connected source starts.

Power That Lets Your Speakers Open Up.

With 100W/ch at 8Ω and 200W/ch at 4Ω, WiiM Amp Ultra delivers the headroom to drive a wide range of compatible passive speakers with clarity and control.

Premium audio components: ESS SABRE DAC, TI TPA3255 amplifier and TI OPA1612 op-amp

121 dB signal-to-noise ratio and -106 dB THD+N at 0.0005%

Post-Filter Feedback Technology for cleaner, more consistent sound

Better Sound Is Not One-Size-Fits-All.

RoomFit™ room correction helps adapt playback to the acoustic behavior of your space. Start with one of 24 EQ presets, adjust a 10-band Graphic EQ, or use the 10-band Parametric EQ for more precise control. Per-source EQ lets a turntable, TV, and streaming service keep their own tuning.

Before and after RoomFit™ frequency response, with 24 EQ presets, 10-band Graphic EQ and per-source EQ callouts

Wall of album artwork with supported streaming service logos

Your Music. Your App. Your Choice.

Stream with Google Cast, Alexa Cast, Spotify Connect, TIDAL Connect, DLNA, and Roon Ready. Play directly from your favorite app, or manage everything from WiiM Home.

Service availability and supported audio quality vary by service, plan, region, source, and output.

See What's Playing. Control What Matters.

The 3.5-inch touchscreen lets you explore your music and puts essential controls at your fingertips. Browse album art, manage playback, switch inputs and outputs, fine-tune your sound, and more.

WiiM Amp Ultra front panel with its 3.5-inch colour touchscreen

One Hub for Every Way You Listen

Stream from Spotify, TIDAL, Qobuz, Amazon Music, Google Cast, Roon, DLNA, and more. Connect your TV through HDMI ARC, a turntable through the line input, or a personal library through USB or your network. Then choose analog line out or bit-perfect digital output for the system you prefer.

WiiM Amp Ultra connected to USB disk, TV, PC, record player and CD player on the input side, and to floor-standing speakers, headphones, passive speakers and an active subwoofer on the output side

Turn Your Speakers Into a 5.1 Home Theater.

Connect WiiM Amp Ultra to your TV via HDMI and use your passive speakers as the front left and right channels. Add a powered subwoofer for deeper bass, then pair compatible WiiM devices for the center and surround channels to create immersive 5.1 sound for movies, shows, and games.

A 5.1 home theater built around WiiM Amp Ultra, passive front speakers, a powered subwoofer and compatible WiiM surround devices

Control It Your Way

Touch it. Tap the app. Use your voice. Pick up the remote.

Touch Display - quick control from the front touchscreen

WiiM Home App - complete control from your phone

Voice Control - hands-free control with a voice assistant

Voice Remote - physical controls and voice search

From Box to Music in Four Clear Steps

WiiM Amp Ultra connected to passive speakers and a power source

Step 1

Connect WiiM Amp Ultra to your passive speakers and power source. Wait 30 seconds for it to boot up.

WiiM Home app guiding the WiiM Amp Ultra setup process

Step 2

Open the WiiM Home app and follow the prompts to set up WiiM Amp Ultra (e.g., Wi-Fi connection, remote pairing, firmware update, and audio settings).

RoomFit calibration running in the WiiM Home app

Step 3

Run RoomFit™ in the app to automatically optimize the sound for your room.

WiiM Amp Ultra playing music from streaming services and physical audio sources

Step 4

Stream from your favorite music service or a physical audio source, and enjoy Hi-Res audio.

If the app cannot find WiiM Amp Ultra, confirm that your phone and WiiM are on the same network. Then update the app and restart WiiM, your router, and your phone before re-running setup.

WiiM Amp Ultra and a powered subwoofer in a warmly lit listening room

Add Deeper Bass Without the Usual Guesswork

Connect a powered subwoofer to WiiM Amp Ultra via its Sub Out, then use the WiiM Home app to fine-tune and sync your system—keeping your speakers and subwoofer working together, not against each other.

Smart Bass. Perfectly Tuned.

Pair WiiM Amp Ultra wirelessly with its ultimate partner, WiiM Sub Pro, for effortless integration and smart tuning—delivering a unified, breathtaking soundstage.

WiiM Amp Ultra paired with WiiM Sub Pro in a living room

Start With One Room. Grow When You’re Ready.

Group WiiM devices for synchronized playback, create a stereo pair, or build a flexible WiiM home theater. Network music can also join compatible Alexa or Google Cast multi-room groups. To distribute physical inputs such as, line-in, optical-in, HDMI ARC, or Bluetooth, use a group made entirely of WiiM devices.

WiiM Amp Ultra distributing synchronized audio to a living room, bedroom, kitchen and office

Multi-Room Audio
Easy Whole-Home Listening
Perfectly In Sync

Choose the WiiM When ...

WiiM Amp

Effortless streaming amplification

You want a simple, high-value way to bring hi-res streaming and TV sound to your passive speakers.

WiiM Amp Pro

Refined sound for music and movies

You want greater detail, Dolby Digital support, and more immersive performance in the same compact design.

WiiM Amp Ultra

Flagship power and visual control

You need more power for demanding speakers, premium sound quality, and an intuitive 3.5″ touchscreen.

A Small Upgrade With a Big Daily Payoff.

A man relaxing on a sofa in a living room with WiiM Amp Ultra and floor-standing speakers — - Kitty Kat

WiiM Amp Ultra on a wooden cabinet next to a large tower speaker — - xr4ticlone

Amp Ultra

Keep your speakers. Upgrade the experience.

200W/Ch Power Amp
3.5″ Touchscreen
Dolby 5.1 Home Theater
RoomFit™ + EQ Tuning
ESS SABRE Hi-Res DAC
Stream Your Way

$54900

Space Gray

Silver

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 @ 8 Ω, 200 W per channel @ 4 Ω

• Amplifier Technology : Class-D with PFFB (Post-Filter Feedback) technology

• Total Harmonic Distortion (THD+N): -106 dB (0.0005%) at 5 W

• Signal-to-Noise Ratio (SNR) : 121 dB

• Damping Factor: 282 (8 Ω, 1 kHz); 146 (4 Ω, 1 kHz)

• Frequency Response: 20 Hz-45 kHz
20 Hz-20 kHz (±0.5 dB)

• Impedance Range: 2 – 8 Ω

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: 121 dB

Audio Input

1 x Line In:

• 2 Vrms
• Analog signal, converted to digital via ADC (up to 192 kHz/24-bit)

1 x Optical In:

• Up to 192 kHz/24-bit
• Supports Stereo PCM and Dolby Digital (DTS is not supported)

1 x HDMI ARC:

• Up to 192 kHz/24-bit
• Supports Stereo PCM and Dolby Digital (DTS is not supported)

Audio Output

Speaker Outputs: Gold-plated binding posts (supports banana plugs or bare wire connections)

1 x USB Out: up to 192 kHz/24-bit; UAC 2.0 compliant

1 x Subwoofer Out

External USB Storage

Access personal media library and use it as a media server for other WiiM and DLNA devices.
Support FAT32, NTFS, and EXT4 file systems.

Network

Wi-Fi 6 (Upgradeable to Wi-Fi 6E via a software update)
10/100M Ethernet

Bluetooth

BT 5.3

Audio Codec

AAC, ALAC, FLAC, MP3, WAV, WMA, and more

Supported Streaming
Protocol

Google Cast Audio, DLNA, Spotify Connect, TIDAL Connect, Amazon Music Casting, QPlay 2.0, Squeezelite, Roon Ready

Streaming Services in App

Spotify, Amazon Music, Deezer, TuneIn, TIDAL, Qobuz, SoundCloud, Pandora, iHeartRadio, vTuner, Sound machine, etc.

Smart Audio & EQ

RoomFit™ auto-correction

24 preset EQ settings, 10-band Graphic EQ, 10-band Parametric EQ

Power Input

100~240 V AC, 50/60 Hz, 500 W

LED

4-Color RGBW LED indicates the device status.

Design & Controls

Chassis: Precision-machined unibody aluminum for durability & heat dissipation

LCD Touchscreen: 3.5-inch display for playback control and settings

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

Group with Nest speakers and Display

Yes

Group with Echo speakers and Display

Yes

Alexa Multiroom with UHD

Yes

Group with HomePods

Works with Alexa

Yes

Works with Google

Yes

Works with Siri

Group with WiiM or Linkplay devices

Yes

Package Contents

WiiM Amp Ultra x 1
WiiM Voice Remote 2 x 1
Quick start guide x 1
Banana plugs x 4
100-240V AC power cable x 1
RCA audio cable x 1
HDMI cable x 1
Optical audio cable x 1

Note: AC power cable will vary by region.

Which WiiM product is right for you?

Product Comparison

Dimensions & Weight
Dimensions	7.87 × 8.3 × 3 in (200 × 211 × 76 mm)	8.54 × 7.48 × 2.6 in (217 × 190 × 66 mm)	8.54 × 7.48 × 2.52 in (217 × 190 × 64 mm)
Weight	2.45 kg (5.4 lbs)	2.08 kg (4.59 lbs)	1.84 kg (4.06 lbs)
Audio Amplification
Audio Amplification	2 x TI TPA3255	TI TPA3255	TI TPA3255
Main Purpose	Stream music and power your passive speakers	Connected to passive speaker for streaming	Connected to passive speaker for streaming
Pair with a Sub	✓	✓	✓
Connectivity
Wireless Connectivity	Wi-Fi 6, BT 5.3 (Will be upgraded to Wi-Fi 6E via software update)	Wi-Fi 6, BT 5.3 (Will be upgraded to Wi-Fi 6E via software update)	Wi-Fi 5, BT 5.0
Ethernet	✓	✓	✓
2-Way Bluetooth	✓	✓	✓
USB Port (Storage/Audio Out)	✓	✓	✓
Audio Performance
DAC IC	ESS ES9039 Q2M	ESS ES9038 Q2M	ESS 9018 K2M
Analog Out SNR	120 dB	120 dB	108 dB
THD+N (Analog Out)	-106 dB (0.0005%) at 5W	-105 dB (0.0005%) at 5W	-92dB (0.0025%) at 5W
Analog Input (ADC)	Up to 192k, 24 bit	Up to 192k, 24 bit	Up to 192k, 24 bit
Voice & Multiroom Control
Google Cast Audio	✓	✓	✓
Group with Nest speakers and Display	✓	✓	✓
Group with Echo speakers and Display	✓	✓	✓
Alexa Multiroom with UHD	✓	✓	✓
Group with HomePods	–	–	✓
Works with Alexa	✓	✓	✓
Works with Google	✓	✓	✓
Works with Siri	–	–	✓
Group with WiiM or Linkplay devices	✓	✓	✓
Streaming & Playback
AirPlay 2	–	–	✓
Roon Ready	✓	✓	✓
DLNA	✓	✓	✓
Spotify Connect & TIDAL Connect	✓	✓	✓
Gapless Playback	✓	✓	✓
10-band Graphics EQ	✓	✓	✓
Linkplay Music Streaming Platform	✓	✓	✓
Hardware
CPU	Quad Core A53	Quad Core A53	Quad Core A53
DRAM	512 MB	512 MB	512 MB
Flash	512 MB	512 MB	512 MB
Audio Ports
Audio Input Port	HDMI ARC, Optical, Line, USB Disk	Line, Optical, HDMI ARC, USB Disk	HDMI ARC, Line In, Optical, USB Disk
Audio Output Port	Banana (x2), Subwoofer, USB Audio	Banana (x2), Subwoofer, USB	Banana (x2), Subwoofer, USB