Shure IntelliMix P300-IMX Audio Conferencing Processor

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Shure SKU: P300-IMX
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Sale price$1,850.00 Regular price$2,590.00


Spec Sheet

The Shure IntelliMix P300 Audio Conferencing Processor offers a predefined matrix and presets to simplify the set up process reducing the lengthy commissioning time often associated with DSP. The unobtrusive form factor allows discrete installations, making it compatible for a wider variety of meeting rooms. Versatile connectivity options provide freedom of choice when joining a room video system including via soft codec, or connecting laptops and mobile devices. Featuring acoustic echo cancellation, noise reduction and automatic gain control for up to 8 Dante channels, the P300 ensures echo- and noise-free conference room audio.


Don’t let echo, noise, or distortion take over the meeting. The IntelliMix® P300 enhances every aspect of conference audio. Combined with Microflex® Advance™ or Microflex® Wireless microphones, the clear sound reproduction and intelligent mixing keeps the agenda on track with clear communication.


Streamline the audio experience for every discussion. Fixed architecture provides simple setup, requiring less DSP programming and commissioning time. Multiple connectivity options allow for seamless integration with Shure conferencing microphones, laptops and even mobile devices. Easy, rackless mounting enables quick, compact integration behind a display, under a table, or in a credenza. The IntelliMix P300 makes sound smarter, faster.

Audio enhanced

Echo cancellation. Noise reduction. Automatic mixing. Automatic gain control. Your conference is only as good as your audio.
Clever Operation

Intuitive, programming-free LED mute sync functionality with leading third-party software codecs including Zoom Rooms, Microsoft Teams and Skype for Business.
Scale Up

Easily add a presenter mic or control additional zoned loudspeakers with onboard matrix mixing for sound reinforcement applications
Connect with Confidence

Driverless USB audio connection to PCs for soft codecs. Analog I/O for hard codecs. 3.5 mm connection to mobile phones to bridge a remote caller. Design projects offline with Designer System Configuration Software for simple project management. Seamlessly compatible with Microflex Advance and Microflex Wireless conferencing microphones for a complete Shure ecosystem.
Meet In Confidence

Shure Network Audio Encryption utilizes AES-256 technology to protect confidential content.

  • Connects 10 Dante audio inputs, 2 analog inputs, USB and a mobile device to an AV conferencing system or a PC-based videoconferencing application
  • Includes Shure developed DSP algorithms to enhance audio quality in AV conferences: 8 channels of microphone processing featuring AEC, noise reduction, and automatic gain control, IntelliMix automatic mixing, matrix mixing, delay, compressor and PEQ
  • Flexible signal routing and connectivity: analog audio (2 block in / 2 block out) to connect to room AV conferencing system; USB (1 in/out) to connect to laptop or room PC; one 3.5 mm TRRS jack to connect to a mobile device to enable an additional participant to join
  • Power-over-Ethernet (PoE+) eliminates the need for an outboard power supply
  • Compact form factor is easy to mount without equipment rack

Analog Connections
(2) 3-pin block connector (Active Balanced)
(2) 3-pin block connector (Impedance Balanced)
(1) TRRS 3.5 mm (1/8")
USB Connections

(1) USB 2.0, Type B

Single port carries 2 input and 2 output channels (Summed mono)

Network Connections (Dante Digital Audio)

(1) RJ45

10 Dante input channels, 2 output channels


Non-inverting, any input to any output

Power Requirements

802.3 at Type 2 (PoE Plus), Class 4

Power Consumption

17.5 W, maximum


1710 g (3.8 lbs)


H x W x D

4 x 21 x 22.6 cm (1.6 x 8.3 x 8.9 in.)

control application

HTML5 Browser-based

Operating Temperature Range

−6.7°C (20°F) to 50°C (122°F)

Storage Temperature Range

−29°C (-20°F) to 74°C (165°F)

Thermal Power Dissipation

17.5 W (60 BTU/hr)
14.6 W (50 BTU/hr)

Frequency Response

+1, -1.5 dB

20 to 20,000 Hz

Dante Digital Audio

Sampling Rate
48 kHz
Bit Depth
USB Audio

Sampling Rate
44.1, 48 kHz
Bit Depth
16, 24
| IntelliMix® Audio Conferencing Processor
Architect Specifications


Does not include

Dante latency

Dante 1-8 in to Dante out (AEC enabled)
12.5 ms
Dante 1-8 in to Dante out (AEC disabled)
5.8 ms
Dante 9-10 in to Dante out
1.8 ms
Analog in to Analog out
2.2 ms

Cable Requirements

Cat 5e or higher (shielded cable recommended)

Analog Connections (Block Connectors)

Dynamic Range

20 Hz to 20 kHz, A-weighted, typical

113 dB
117 dB
Equivalent Input Noise

20 Hz to 20 kHz, A-weighted, input terminated with 150Ω

-86 dBV
-98 dBV
Total Harmonic Distortion

@ 1 kHz, 0 dBV Input, 0 dB analog gain


Common Mode Rejection Ratio

150Ω balanced source @ 1 kHz

>50 dB

Input Impedance

9.6 kΩ

Input Clipping Level

+27 dBV
+15 dBV
Output Impedance

80 Ω

Output Clipping Level

+20 dBV
+0 dBV
-26 dBV

At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.

  • Most in-stock orders placed Monday-Friday before 1PM PST ship the same day. Orders placed after 1PM will ship the next day of business. General restrictions apply; please see our full shipping policy here.
  • We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.

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