Expert 440 Pro Dual

Devialet

Details

2×440 Watts Under 6Ω – Dark Chrome

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Additional information

Brand

A comprehensive connectivity and a perfect control of your speakers.

The Expert 440 Pro combines two Expert 220 Pro units and offers up to 16 physical inputs and 440W of power per channel, for a Dual-Mono set-up without any compromise.

Connectivity

wi-fi

2.4GHz 802.11 b/g/n Wi-Fi
Supported formats: 16-bit/44.1 kHz PCM to 24-bit/192 kHz PCM

Ethernet

RJ45 100/1000 Mbps

usb

USB Audio 2.0 asynchronous input/output
Supported formats:
16-bit/44.1 kHz PCM to 32-bit/192 kHz PCM
DSD64 1bit/2.822400MHz and 1bit/3.072000MH
Special characteristics:
Very low latency

Digital coaxial inputs

Supported formats:
16-bit/44.1 kHz PCM to 24-bit/192 kHz PCM
DSD64 1bit/2.822400MHz and 1bit/3.072000MHz

Digital optical inputs

Supported formats:
16-bit/44.1 kHz PCM to 24-bit/192 kHz PCM

Supported formats

Up to 32bits / 192kHz PCM (USB)
Up to 24bits / 192kHz PCM (Roon Ready, UPnP, AES/EBU, Coaxial)
Up to 24bits / 96kHz PCM (Optical)
Up to 1bit / 3.072000MHz DSD64 (USB, Coaxial)

Analog inputs

Up to 4x RCA stereo
Sensitivity adjustable via the Configurator
Advanced phono stage (MM / MC)

Speaker output

4mm banana plugs, stripped cables or fork connectors
Adjustable from 30 WRMS to 440 WRMS via the configurator
Compatible with all speakers, from 1Ω to 16Ω
Short-circuit protection
Active filtering available

Home automation

Up to 1x RS232 3.5mm 115200 bauds (documentation available via the configurator)

Trigger

3.5mm mini-jack trigger connector

Performances

power

2×440 Watts RMS under 6Ω

Distortion at full power

0.00025% THD+N

Distortion at full power

0,0001% (10W / 6Ω)

Distortion at 10w

0.0001% THD+N

Distortion at 10V

0.00025% THD+N

Signal-to-noise ratio

133dB

Output impedance

0.001Ω

Damping factor

8000

Bandwidth

DC-30kHz @ -0.1dB
DC-95kHz @ -3dB

Phase rotation

0.2° at 20kHz
0.9° at 40kHz

Thermal distortion

Below measurement threshold

Range

Dual-mono

Exclusive technologies

ADHV2®, SAM®, EVO®, DAC Magic Wire®, RAM®

streaming services

Roon Ready | UPnP | Airplay® | Spotify Connect

Daisy chaining

Up to 8 units

Phono stage

Advanced (MM / MC)

Pre-amplified output

Patented Magic Wire Digital / Analogue Converter, D/A T.I. PCM1792
Unique high-precision MasterClock with very low jitter: 2ps RMS
Conversion of all inputs into 24-bit/192 kHz
Built-in DSD / PCM conversion

Casing

Dark chrome | Casing carved out from a single aluminium block

Side plating

No

Power Supply

Universal 90-240Vac – 50/60Hz
Power cable provided adapted to the country
Patented single stage switching mode topology
High power level: 600W continuous, 4000W peak

Dimensions & Weights

Dimension

Length: 400mm | Width: 400mm | Height: 40mm

Weight

Master : 5.9Kg ; Companion : 5.4Kg