Specs:

WiiM ASR002 | WiiM Pro With US Adapter With Remote


• Power Input USB Type-C, requires 5V, 1.5A or higher Bundled adapter: 5V, 2A Audio Quality:
  
  Digital Audio Output: Bit-perfect output, up to 192 kHz, 24-bit with digital optical or coaxial output.
  Analog Audio Output: It supports up to 384 kHz, 32-bit with its internal DAC. You wonin.t lose precision when using volume control with analog output for 16-bit or 24-bit audio.
  
  
• Network: 802.11 b/g/n/ac 2.4 GHz and 5 GHz dual bands Wi-Fi , 10/100M Ethernet
  
• Bluetooth: Bluetooth 5.1
  
• Audio Input:
  
  1 x Analog RCA Line IN, 1 Vrms, 48 kHz/16bit
  1 x SPDIF Optical IN, up to 192kHz/24-bit
  
  
• Audio Output: 1 x Analog RCA Line OUT, 1 x Digital optical (SPDIF) OUT, 1 x Digital Coaxial OUT, up to 192kHz/24-bit
  
• SNR (built-in DAC): 102 dB
  
• THD+N (built-in DAC): 0.0025%, -92dB
  
• Audio Codec: MP3, AAC, ALAC, APE, FLAC, WAV, WMA, OGG, AIFF
  
• Streaming Protocol: AirPlay 2, Chromecast Audio, DLNA, Spotify Connect, TIDAL Connect, Amazon Music Casting, Qplay 2.0, Roon Ready
  
• Streaming Services in App: Spotify, Amazon Music, Deezer, TuneIn, Tidal, Qobuz, SoundCloud, Pandora, iHeartRadio, vTuner, Napster, Sound machine, etc.
  
• LED: Three-color status LED - Red, Green, and White
  
• Button: Capacitive touch buttons in. Play/Pause, Volume +, Volume -, 1 x Preset
  
• Weight: 11.6 oz (330g)
  
• Dimension: 5.5 x 5.5 x 1.6 in (140 x 140 x 42 mm)
  
  What's in the box
  
• User Guide x1
  
• USB Type-C Cable x1
  
• USB Power Adapter x1
  
• RCA to RCA stereo cable x1
  
• Digital Optical Audio Toslink Cable x1
  

Features:

Super easy setup
WiiM Pro will pop up automatically in the WiiM Home app.Follow the in-app guide and start streaming music in less than 2 minutes.

Unrivaled Sound Quality up to 192 kHz/24-bit
Diverging from the norm of resampling to set sample rate and bit depth, WiiM Pro stands out by delivering unaltered audio up to 192kHz, 24-bit quality. That's the same as an artist's recording in the studio. The advanced TI PCM5121 DAC produces a remarkable 106 dB SNR and an impressive -92dB THD+N performance.

All your content in one app
We support many popular music streaming services in our WiiM Home app with more to come. Or connect to your NAS or local files to stream your favorite music.

Play music everywhere with multi-room audio
Easily build your multiroom sound system with your existing AirPlay 2 speakers, Amazon Echo, and Google Home devices. Using your legacy audio devices, you can create a more flexible multiroom sound system with multiple WiiM Pros, WiiM Minis, or Linkplay-powered devices. WiiM Pro supports multiroom from various audio source inputs, including WiFi, BT, Aux, and SPDIF input, making it versatile with almost every music listening option.

Multiple EQ options
Cater to your listening taste by applying multiple EQ options including the 26 preset EQs, bass/treble adjustment, 10-band graphic EQ and parametric EQ.

Automate your routines
Make your life easier by automating your routines. For your sleeping and wake-up routines, create a routine to wake up or fall asleep to your favorite music, station, or podcasts. Or, use your Alexa to create routines.

Overview:

Review: