Specs:

WiiM ASR004S_4 | WiiM Ultra - Silver


• Dimensions and Weight: 8.3" x 7.87" x 2.83" (211 mm x 200 mm x 72 mm), 3.13 lbs (1.42 kg )
  
• Colors: Space Gray, Silver
  
• Touch Display: Displays App widgets, large album pictures, playback control, playing queue.presets, EQ, audio input and output, and device settings; Guides users through the OOBE and OTA; Provides feedback when there's a change in the play mode.
  
• Controls: Volume knob, play/pause, and more
  
• LED: 4 Color RGBW LED indicates the device status
  
• Speaker Output: Stereo or dual mono sound
  
• Home Theatre Audio Formats: Stereo PCM, Dolby Digital (DTS is not supported)
  
• Audio Input: HDMI ARC, Optical, Line, and Phono (including MM, MC), up to 24-bit/192 kHz
  
• Audio Output: RCA, Headphone, Coax, Optical, USB, BT, or DLNA receiver
  
• Audio Format: MP3, AAC, ALAC, APE, FLAC, AIFF, WAV, WMA, OGG
  
• EQ: 24 preset EQ settings, 10-band Graphics EQ, 10-band Parametric EQ
  
• Subwoofer Output: Comprehensive bass management; Adjustable crossover frequency, level, phase, and latency.
  
• Power Supply: 100-240V AC input, 50/60 Hz, 0.5A Max
  
• Connectivity: Network - Wi-Fi 6E, 802.11 b/g/n/ax 2.4 GHz, 5 GHz, and 6 GHz triple bands. 10M/100 Mbps LAN; Bluetooth - BT 5.3 with BLE and BT LE Audio, supports both A2DP receiver and transmitter, AVRCP, HID, works with the WiiM voice remote.
  
• Supported Streaming Protocol: Spotify Connect, TIDAL Connect, Google Chromecast Audio (CastLite), Alexa built-in, DLNA, Squeezelite
  
• External 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.
  
• Special Features: Spotify Connect, Works with Alexa, Google Voice and Chromecast Audio, TIDAL Connect, NAS, DLNA, Home Media Server
  
  

Features:

Sleek Design, Superior Build
Experience exceptional audio with our sleek aluminum-encased device, featuring a 3.5” glass-covered touchscreen. It offers a comprehensive suite of audio inputs and outputs and is built with audiophile-grade components for unparalleled sound quality.

Superior Sound Quality
Premium 32-bit/384kHz ES9038 Q2M SABRE DAC, and high fidelity headphone amplifier TPA6120A2, delivers outstanding audio clarity with a THD+N of -116dB and an SNR of 121 dB for Line Out, up to -99 dB THD+N and 119 dB SNR for headphone out.

Home Theater Magic, Made Easy
Elevate your entertainment effortlessly with the WiiM Ultra's HDMI ARC and Subwoofer Out for rich stereo sound in movies, shows, and games. Connect a powered subwoofer for deeper bass, and personalize your audio using the WiiM Home App's EQ settings and bass management.

Overview:

The WiiM Ultra redefines your audio experience by bringing Hi-Res streaming capabilities, advanced room correction, and smart home integration to your existing setup, be it powered speakers or amplifiers. It seamlessly connects with a wide range of devices, offering a versatile audio solution.

Review: