Ultra vs Audio-GD NFB-11.28
The NFB-11.28's max sample rate is 384 kHz against the Ultra's 192 kHz, its signal-to-noise 118 dB against 121 dB, and its thd 0.002% against 0.000%. Both share bit depth (32-bit).
AI-generated product photo — not official manufacturer imagery.
DigitalStreamersDACsHeadphone Amplifiers
Estimated price (community-sourced)
$329
Around — community and catalog average, updates slowly
About the Ultra
The WiiM Ultra is a high-resolution music streamer and digital preamp designed as a central hub for modern audio systems. It combines network streaming, digital and analog inputs, a built-in DAC, and headphone amplification in a compact tabletop component. Features include HDMI ARC for TV integration, phono input for turntables, optical and RCA inputs, USB and digital outputs, and support for Wi‑Fi and Bluetooth streaming. It uses an ESS ES9038Q2M SABRE DAC and supports playback up to 32-bit/384 kHz on its internal DAC and up to 24-bit/192 kHz for many digital input and output paths.
Specifications
Digital Audio
DAC capabilities and digital audio processing
- Bit Depth
- 32-bit
- Max Sample Rate
- 192 kHz
- MQA Support
- No
- DAC Chip
- ESS ES9038 Q2M SABRE
Analog Output
Analog signal output specifications
- THD
- 0.000%
- SNR
- 121 dB
- Output Voltage
- 2.1V RMS
Connectivity
Input and output connections
- Bluetooth
- Yes
- Bluetooth Codecs
- A2DP, BLE, BT LE Audio
- Wi-Fi
- Yes
- Ethernet
- Yes
- Digital Inputs
- USB, Optical, Coaxial, RCA, HDMI ARC, Phono
- Analog Inputs
- RCA, Phono
- Analog Outputs
- RCA line out, 3.5mm headphone out, Optical, Coaxial, HDMI ARC, Subwoofer out
Streaming Services
Supported streaming platforms and protocols
- AirPlay
- No
- Chromecast
- No
- Roon Ready
- No
- Spotify Connect
- No
- TIDAL Connect
- No
- Other Services
- Amazon Echo, Google Home, WiiM devices
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 205 × 73 × 205 mm (W × H × D)
- Weight
- 1.3 kg (3 lbs)
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions