Sennheiser HDV 820 Headphone Amplifier and DAC

• Next-generation of acclaimed digital headphones amplifier
• Perfectly complements the Sennheiser audiophile headphone range
• Class-leading ESS 9028PRO SABRE digital-to-analog converter
• Capable of playing DSD256 files of up to 12.3 MHz, in addition to PCM files up to 32-bit and 384 kHz sample rate

• Performs brilliantly with digital sources, whether connected optically, coaxially, or via USB
• Audio outputs include XLR3, XLR4, a 6.3 mm jack socket and a 4.4 mm Pentaconn socket
• Features balanced (XLR) and unbalanced (RCA) analog inputs

Sennheiser Synergy

The HDV 820 is a reference-grade solution for critical listening tasks, maximizing headphone performance with top-class digital-to-analog conversion and exquisite amplification. While transducer quality obviously directly impacts high-level response and speed, the path to total immersion requires optimum circuitry from input to output. Our HDV 820 treats virtually any source or dynamic headphone to over 75 years of audio expertise.

Specifications:

Dimensions

• Approx. 224 x 44 x 306 mm

Frequency response

• < 10 Hz to > 100 kHz

THD, total harmonic distortion

• < 0.001 %

 Weight

• Approx. 2.25 kg

Power consumption

• Nominal 12 W

(2 x 300 Ω headphones connected to the 4.4 mm outputs)

Gain

• UNBAL input/XLR-4 output:

Operating voltage (mains)

• 100 – 240 V ~, 50 – 60 Hz

Dynamic range

• > 115 dB @ 600 Ω load (A-weighted)