Steinway & Sons

P300 2.1


Steinway & Sons P300 2.1 surround sound processor from Steinway Lyngdorf is built for the demanding connoisseur, who requires the ultimate performance in immersive formats as well as stereo. With the new state-of-the-art HDMI and decoder boards, the P300 2.1 pass-through 4K-60Hz video with full decoding of 16 native channels and support of up to 256 speakers – all with RoomPerfect™ room correction and intelligent bass management.

State-of-the-art HDMI processing

For large theaters and clients with access to first-run content, the P300 2.1 offers two optional input boards, an AES3 or an AES67 board, allowing seamless integration with DCI-compliant processors and servers. For these connoisseurs, multiple P300 processors may be stacked together allowing one to map out up to 64 channels of native decoding making it compliant with any commercial cinema specification.

The P300 2.1 offers full support for all immersive sound formats such as Dolby Atmos®, DTS:X, and AURO-3D®, as well as 8K and 3D video, HDCP 2.3, and advanced HDMI switching. The P300 2.1 features full HDMI matrix functionality between the five HDMI inputs and two outputs, and this new masterpiece now supports the HDMI 2.1 including features eARC, Dynamic Lip-Sync as well as the latest decoding and post-processing formats. The P300 2.1 supports 40 Gbps fixed rate link (FRL) and 18 Gbps transition minimized differential signaling (TMDS) video rates. It also supports Variable refresh rate (VRR), Quick Frame Transport (or Fast Vactive), and auto low latency mode (ALLM) support and high dynamic range (HDR) metadata passthrough for HDMI dynamic HDR, HDR10+, and Dolby Vision™.

P300 tekniske tegninger


Decoding: Dolby Atmos®, DTS:X, AURO-3D®, and all legacy formats, 16 native channels
Inputs: Audio: 5 x HDMI™ (≤192kHz/24bit), 1 x AES/EBU S/P-DIF input (192kHz/24bit), 3 x S/P-DIF coaxial inputs (192kHz/24bit), 4 x S/P-DIF optical inputs (≤96Hz/24bit), 1 x USB audio input (≤192kHz/32bit), 1 x microphone input (XLR) for RoomPerfect™, 1 x balanced stereo analog input (XLR), 4 x single ended stereo analog inputs (RCA), 1 x multichannel single ended analog input (RCA)
Video: 5 x HDMITM (2.1 – HDCP 2.3), accepts 8k30 RGB/YCbCr 4:4:4 10-bit video, 8k60 YCbCr 4:2:0 10-bit high definition video, and 4k120 4:4:4 10-bit high frame rate video, Variable refresh rate (VRR), fast vactive (FVA), and auto low latency mode ALLM) support. accepts HDR, Dolby Vision™ and HLG
Outputs: Audio: 5 x Steinway Lyngdorf Digital Links (CAT 5e based), 1 x single ended stereo analog output for secondary audio output (Zone 2), 1 x SPDIF coax digital stereo output for secondary audio output (Zone 2 / Fix: 96kHz/24bit)
Video: 2 x HDMI™ (2.1b, eARC compatible)

Audio specifications: Frequency response: ±0,5dB from 20 to 20,000 Hz,
Total harmonic distortion: 0.005% max from 20 to 20,000 Hz
EQ: RoomPerfect™, 32 x adjustable voicings holding ≤8 shelving, high/low pass or parametric filters with adjustable gain and Q
Mediaplayer: Internet radio (vTuner, airable), AirPlay 2, Spotify Connect, Tidal Connect with Dolby Atmos Music, Roon Ready, DLNA Support of FAT32 based media storage (see DLNA formats here)
Control interfaces: 1 x DB9 RS232 connector, 2 x IR sensor inputs, 1 x IR output (loop from one of the sensor inputs), 1 x trigger input, 4 x trigger outputs, 1 x RJ45 ethernet LAN connector, 2 x USB connectors (backup, updates + FAT32 media storage), 1 x SD card slot (backup – storage for system software and settings)
Optional modules: 16 channel DCI-compliant digital AES3 (DB25) or AES67 input for movie servers and processors (≤192kHz/32bit), *For large DCI installations, multiple units will be stacked to handle additional channels
Placement options: Rack mount or freestanding
Dimensions (H x W x D): 14.0 x 45.0 x 35.9 cm / 5.51 x 17.7 x 14.1 in
Weight: 8.4 kg / 18.5 lb

Fact sheet
Owner’s manual
Installation manual
Technical drawings
Latest software
Control4 Driver
External control manual
AES integration manual
HDMI 2.1 cable recommendations



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Close up of a Steinway Lyngdorf processor

Perfect sound through RoomPerfect™

One of the world’s most sophisticated solutions for adapting the loudspeakers to the room

Read more about RoomPerfect™ here.

Easy overview of the Steinway Lyngdorf processors

Can you remember how many channels the P100 can decode? Or what the video bandwidth is in the new P300? To give you an easy overview of the differences between our Steinway Lyngdorf processors – P100, P200, P300 and the Head Unit processor – we have made a one-pager with the three processors’ specifications.

Download the one-pager here.

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