Devialet Expert 250 Pro Amplifier is an exceptional stereo system that is upgradable to Dual-Mono or multi-amplification. It pushes the limits of power amplification thanks to an exclusive hand-polished casing, equipped with a 100% pure copper bottom plate.
Devialet Expert Pro
Expert Pro is the world’s most advanced audiophile system, meant for music lovers in search of a refined and emotional listening experience. Designed to replace traditional Hi-Fi systems, Expert Pro delivers all the core elements of playback – preamp, amp, DAC, streamer, phono stage in a single and ultra-compact unit.
Devialet engineers have achieved the best performance ever measured at all power levels. With a precise and natural attack, explosive dynamics, naked silence and beautifully true timbre, the experience is breathtaking. Entirely configurable and upgradable, Expert Pro reveals your music’s full potential, whatever the source.
Choose from stereo, dual-mono or up to 8 Expert Pro in multi-amplification and scale your system according to your individual needs. With infinite configurability and performance that’s constantly pushing beyond, Expert Pro’s unique fractal architecture meets your every requirement.
Expert Pro technologies continue to redefine audio industry standards. Ten years of research and development, 160+ patents and 90 awards later, Expert Pro remains the most critically acclaimed audio system of all time.
ADH hybrid amplification delivering the musicality of analog and the power of digital, SAM real-time speaker active matching, on-the-fly phono stage configuration with RAM, Magic Wire DAC to eliminate thermal distortion, free and regular upgrades through the EVO platform…
Exclusively developed by Devialet engineers, these technologies radically enhance every aspect of Expert Pro’s architecture. And with Core Infinity, Expert Pro’s new intelligent core, streaming your music without compromising sound quality is both simple and accessible.
A game-changing innovation, SAM enables Expert Pro to produce a signal ideally suited to your exact speaker model, thanks to advanced mathematical modelling of their acoustic architecture determined by SAM Lab.
With perfect temporal alignment and greater extension into low-end frequencies, the sound stage is exquisite. Revolutionary, SAM technology ensures you get the best from your speakers while providing permanent protection from overload. 800+ speaker models are now SAM-ready, and yours are certainly among them.
For all your sources
However you want to connect to Expert Pro, rediscover your entire music library, without exception or compromise. Coaxial or optical digital inputs, USB, AES/EBU, analogue phono and line inputs, Ethernet, dual band WiFi… Expert Pro systems are built to meet your every preference and need, effortlessly
Type: Solid-state, 2-channel integrated audio system amplifier with built-in DAC, phonostage, wireless streaming, and 400MHz, four channel 40-bit DSP.
Analogue inputs: One configurable MM/MC phono input (via RCA jacks), two single-ended line-level inputs (via RCA jacks), all upsampled to 24 bit/192kHz
Digital inputs: Four S/PDIF RCA connectors (can be used for analogue), one optical Toslink, one AES/EBU, one combined optical jack/RS232 3.5mm jack, 1x USB, 1x RJ45, inbuilt AIR wireless
Analogue outputs: multi-way loudspeaker connectors, subwoofer (via RCA)
Digital outputs: AES/EBU and RCA (for daisy chaining Devialets)
Supported sample rates: Wireless: 16-bit, 24-bit, 32kHz-96kHz; Coaxial and optical S/PDIF: 16-bit, 24-bit — 32kHz – 96kHz USB: 16-bit, 24-bit, 32-bit — 32kHz – 192kHz
Power Output: 2x 250W under six ohms (250W with v7.0 firmware)
Bandwidth: digital DC-87kHz (-3dB); analogue 0.1Hz-87kHz (-3dB)
Distortion: THD+N at full power: 0.001%; IMD: 0.001%.
Signal to Noise Ratio: 130dB unweighted
*Good working condition.
*There some scratches on top cover