High-Resolution Audio Streaming with WiiM Devices Discover a new dimension of audio quality with WiiM devices, designed to offer high-resolution audio streaming that meets the exacting standards of audiophiles. Whether you're streaming from Spotify, Amazon Music, TIDAL, Deezer, Qobuz, or other services, WiiM ensures an unparalleled listening experience. Superior Audio Quality High-Quality MP3: Experience music at 320 Kbps, ensuring clarity and depth. Lossless Quality (CD/HI-FI): Enjoy uncompressed audio at 1411 Kbps, capturing every detail of your favorite tracks. High-Res Audio: Immerse yourself in studio-quality sound at 192kHz, 24-bit audio output, with bitrates ranging from 2304 to 9216 Kbps. Advanced Audio Technology Integrated TI Stereo DAC: Provides top-notch analog audio output with a 106-dB SNR, dynamic range, and -92dB THD+N performance, delivering excellence in all audio categories. Multi-Room and Stereo Pairing Seamless Multi-Room Audio: Achieve perfect audio synchronization across your home with WiiM's precise hardware, algorithm, and software optimization. Enjoy less than 150 microseconds of synchronization accuracy, ensuring a unified listening experience throughout your Wi-Fi network. Stereo Pairing: Enhance your soundstage by pairing two WiiM Pro or Mini speakers for a broader, more immersive audio experience. WiiM supports multi-room audio through various inputs, including Wi-Fi streaming, Bluetooth, and analog/digital inputs via Line In or Optical In. Gapless Playback for Flawless Listening Precise Gapless Playback: Enjoy uninterrupted music playback, especially important for live concert recordings and classical music. WiiM's advanced decoding technology eliminates gaps or overlaps between tracks, maintaining the original timing of the source material. Auto Calibration of Audio Delay Automatic Audio Delay Calibration: Maintain perfect synchronization across different receivers or speakers with WiiM's proprietary algorithm and on-device microphone. This feature automatically measures and adjusts the audio path latency, ensuring flawless multi-room playback with HomePod, Echo, Google Home, or other WiiM devices. Upgrade your audio experience with WiiM's high-resolution audio capabilities, seamless multi-room integration, and precise gapless playback. Enjoy music the way it was meant to be heard, with studio-quality sound and perfect synchronization across your home. Specification Category Details Audio Input 1 x Analog RCA Line input, 1 Vrms, 48kHz/24-bit, SNR 91dB; 1 x SPDIF in Optical, up to 192kHz/24-bit Analog Audio Output 1 x Analog RCA Line output Digital Audio Output 1 x Digital optical (SPDIF) output, 1 x Digital Coaxial output, up to 384kHz/32-bit Internal DAC IC TI Burr-Brown PCM5121 DAC Performance SNR: 102dB; THD+N: 0.009%(-81dB) Network 802.11 b/g/n/ac 2.4 GHz and 5 GHz dual bands Wi-Fi, 10/100M Ethernet Bluetooth Bluetooth 5.1 Digital Audio Output Specs Bit-perfect output, up to 192 kHz, 24-bit with digital optical or coaxial output. Audio Codec Supported MP3, AAC, ALAC, APE, FLAC, WAV, WMA, OGG Protocols Supported AirPlay 2, Chromecast Audio, DLNA, Spotify Connect, TIDAL Connect, Amazon Music Casting, Qplay 2.0, Roon Ready Streaming Services Spotify, Amazon Music, Deezer, Tunein, Tidal, Qobuz, SoundCloud, Pandora, iHeartRadio, vTuner, Napster, Sound machine, etc. Power Input USB Type-C, requires 5V, 1.5A or higher; Bundled adapter: 5V, 2A LED Indicators Three color status LED — Red, Green, and White Button Controls Capacitive touch buttons – Play/Pause, Volume +, Volume -, 1 x Preset Accessory