Description
Included in this kit
This bundle includes a WiiM Amp Ultra Silver Streaming Amplifier | 100W/Ch at 8Ω | 3.5" Touchscreen | HDMI ARC | RoomFit, and a Polk Signature Elite ES20 Bookshelf Speaker Pair - Brown.
1x WiiM Amp Ultra Silver Streaming Amplifier | 100W/Ch at 8Ω | 3.5" Touchscreen | HDMI ARC | RoomFit (WiiM-Amp-ULTRA-Silver)
WiiM Amp Ultra Silver Streaming Amplifier | 100W/Ch at 8Ω | 3.5" Touchscreen | HDMI ARC | RoomFit
A high-output streaming amplifier with dual Class-D power stages, a flagship ESS DAC, RoomFit correction, and a glass-covered touchscreen.
Overview
Built for the system
WiiM Amp Ultra produces 100 watts per channel into 8 ohms or 200 watts per channel into 4 ohms with both channels driven at the stated 0.08% THD condition.
A 3.5-inch touchscreen, HDMI ARC, optical and RCA inputs, Wi-Fi 6, Bluetooth 5.3, Ethernet, and the WiiM Home app bring music, TV audio, and system control together.
At a glance
Key product features
- Delivers 100W per channel at 8 ohms or 200W per channel at 4 ohms
- ESS ES9039Q2M DAC, dual TI TPA3255 amps, and PFFB architecture
- 3.5-inch touchscreen handles playback, source selection, and system status
- Wi-Fi 6, Bluetooth 5.3, Ethernet, HDMI ARC, optical, and RCA connectivity
- RoomFit correction and input-specific EQ tailor performance to the system
Design and integration
Flagship components with silent thermal control
The ESS ES9039Q2M DAC, dual TI TPA3255 amplifiers, six TI OPA1612 op-amps, and PFFB topology are housed in an anodized unibody aluminum chassis. A copper heat pipe, large heatsink, and precision thermal control cool the amplifier without a fan.
See and control playback
The 3.5-inch capacitive touchscreen shows album art and system information while supporting direct playback and source control.
High-output stereo
Gold-plated binding posts accept banana plugs or bare wire for bookshelf, floor-standing, in-wall, or other passive speakers.
Connected listening
Google Cast, Spotify Connect, TIDAL Connect, Qobuz Connect, Alexa Cast, DLNA, and Roon Ready are supported.
| SKU | WiiM-Amp-ULTRA-Silver |
| Model Number | AMP003-Silver |
| Finish | Silver |
| Power Output | 100W/ch at 8Ω; 200W/ch at 4Ω (THD 0.08%, two channels driven) |
| DAC | ESS ES9039Q2M SABRE |
| Amplifier | Dual TI TPA3255 Class-D stages with PFFB |
| Op-Amps | Six TI OPA1612 |
| Audio Quality | 121 dB SNR; 0.0005% THD+N (-106 dB) |
| Display | 3.5-inch glass-covered capacitive touchscreen |
| Analog Input | Stereo RCA |
| Digital Inputs | Optical up to 24-bit/192kHz; HDMI ARC up to 24-bit/192kHz PCM and Dolby Digital 5.1 |
| Speaker Outputs | Gold-plated binding posts for banana plugs or bare wire |
| Network | Wi-Fi 6; 100 Mbps Ethernet |
| Bluetooth | Bluetooth 5.3 with LE Audio, receiver and transmitter support |
| Room / EQ | RoomFit correction and independent settings by input |
| Supplied Dimensions | 15.38 x 10.38 x 3.75 in (L x W x H) |
| Supplied Weight | 9 lb |
WiiM Amp Ultra is not compatible with AirPlay and cannot function as an AirPlay receiver.
1x Polk Signature Elite ES20 Bookshelf Speaker Pair - Brown (ES20-Brown)
Polk Signature Elite ES20 Bookshelf Speaker Pair - Brown
Large Bookshelf HiFi Home Theater Speaker, Dynamic Balance acoustic array: (1) 1” high-resolution Terylene tweeter, (1) 6.5” low distortion mica-reinforced polypropylene cones, Exclusive Polk Power Port technology. Upgraded cabinets, Crossovers and Woofers. High Resolution Certified.
Overview
A Closer Look at Signature Elite ES20
Large Bookshelf HiFi Home Theater Speaker, Dynamic Balance acoustic array: (1) 1” high-resolution Terylene tweeter, (1) 6.5” low distortion mica-reinforced polypropylene cones, Exclusive Polk Power Port technology. Upgraded cabinets, Crossovers and Woofers. High Resolution Certified.
This is the Brown bookshelf speaker pair configuration for exact model Signature Elite ES20, supplied as one pair.
Compact Stereo / Theater Speakers
A Matched Pair with Model-Specific Driver Technology
Signature Elite ES20 is a bookshelf speaker package supplied as one pair in the Brown finish. The documented tweeter, mid/woofer, port, cabinet, and resolution details are grouped below to make the pair's performance design easy to compare.
- Exact model: Signature Elite ES20
- Package quantity: Pair
- Selected finish: Brown
Product Highlights
Five Reasons to Choose This Exact Polk Model
Five defining details for Signature Elite ES20, organized for quick comparison.
Placement & Pairing
Size the Pair for the Available Space
Use the listed dimensions and weight to plan shelves, stands, or other supported placement. The Sold As value represents the complete quantity included in this listing, so the configuration does not need to be inferred from family imagery or model naming.
Configuration at a Glance
Model, Finish, Quantity, and Size
Use these listing-specific details to confirm the exact product before purchase or installation.
- Exact model: Signature Elite ES20
- Package quantity: Pair
- Selected finish: Brown
- Speaker: 8.5 in W × 14.75 in H × 13.8 in D
- Shipping weight: 39 lb
| Brand | Polk |
| Model | Signature Elite ES20 |
| SKU | ES20-Brown |
| MPN | 300364-14-00-005 |
| UPC | 747192134198 |
| Product Type | Bookshelf Speaker Pair |
| Product Family | COMPONENT SYSTEMS / SIGNATURE ELITE SERIES |
| Condition | NEW |
| Sold As | Pair |
| Finish | Brown |
| Speaker Dimensions (W × H × D) | 8.5 in W × 14.75 in H × 13.8 in D |
| Shipping Weight | 39 lb |
| Full Listed Dimensions & Weight | (Speaker) 8-1/2" x 14-3/4" x 13-8/10" (Carton) 23" x 19" x 18" Shipping Weight - 39 lbs. 0 oz. |
This bookshelf listing is supplied as Pair. Finish and package quantity apply to the exact SKU shown below.