Like a symphony hall in a box 154 watts, 8 digital amps, 7 speakers, engineered to deliver pure high-resolution audio bliss. Stream your favorite music from apps & devices via Bluetooth or Wi-Fi. & together with Sonyâs best sound technologies, youâll enjoy the lowest bass & the highest harmonics in pure 192k Hz/24bit High-Res audio. The X9 can even upscale your existing music to high-resolution quality. Sophisticated sound 8 S-Master HX digital amplifiers delivering enhanced sound reproduction & 154 watts, complement 7 speakers: Super Tweeters (x 2), Front Tweeters (x 2), Mid-Range (x 2), & Subwoofer, deliver quick response with rich & deep bass. S-Master HX digital amplification circuitry, uniquely developed for high resolution audio playback, delivers faithful wide-frequency audio reproduction including all the details from the highs to the lows. Supports high resolution audio playback For the utmost in audio performance, the speaker supports native playback of Hi-Resolution music files up to 192k Hz/24-bit including: MP3, WMA, WMA lossless, AAC, FLAC, AIFF, & ALAC. *DSD file playback not native, but converted from DSD to LPCM. Get ready for BIG sound These 7 speakers are specially tuned to deliver clear sound with minimal distortion. The 4 Super Tweeters generate a wide sound stage ideal for Hi-Resolution listening. Two Magnetic Fluid Speaker Mid-Range drivers deliver crisp melodies. A subwoofer & dual passive radiators round out the mix delivering precise & powerful low end. Stream your music wirelessly Stream & control your Bluetooth audio experience with your compatible music devices, digital music player, smartphone, tablet, or computer. Enjoy simplified Bluetooth connectivity with Near Field Communications (NFC) technology. Built-in AAC & apt X codec support avoids signal quality loss when streaming music wirelessly. Charge while you listen Two USB (Universal Serial Bus) ports are available. One USB (Universal Serial Bus) A port for streaming audio from & charging your compatible portable audio sources, including: digital music players, smartphones, or tablets. The second is a USB (Universal Serial Bus) B port for complete digital audio transmission from a PC. * Recommend to use the software âHD Audio Playerâ for bit-perfect audio reproduction. Discover High-Resolution audio What CD offered in sound quality & portability, it lacked in capacity. In contrast, MP3s enabled music transfer & sharing, but required compression leading to significant sound quality loss. Via lossless, digital capture of analog sounds, it's now possible to reproduce performances exactly as intended-the power of a live performance or the presence of a studio session. Music maximized Revitalize your favorite music tracks with two Sony-unique audio technologies: DSEE-HX revitalizes high-frequency audio response & upscales existing audio signals (MP3, ACC, ATRAC, & WMA) to Hi-Resolution levels. Via, the Song Pal APP, Clear Audio+ renders a vibrant sound field with immersive bass, full mids, & pronounced highs. Wi-Fi Audio streaming flexibility Embedded Wi-Fi* audio streaming capability lets you access & enjoy the latest from Pandora, Music Unlimited, or Spotify even including your favorite i Tunes content or the music files stored on your DLNA compatible PC or Home Media Server. * Ethernet port also embedded for more stable network connection.