Neumann KH 120 NDH 20 Black Set Review: Tested and rated in the studio

Hardware specifications of Neumann

• Exclusive limited special edition in black paint finish
• Equipped with: 5.25″ woofer and 1″ tweeter
• Frequency range: 44 – 21,000 Hz (+/-3 dB)
• Maximum level: 116.8 dB max. SPL
• Output power: 145 W low-frequency amplifier, 100 W high-frequency amplifier (THD+N with limiter deactivated: 10%)
• DSP-controlled electronics
• Adaptive room calibration using optional Neumann Automatic Monitor Alignment MA 1 (not included)
• 4-band acoustic equaliser for bass, low-mid and treble
• Independent soft clip, peak and thermal limiters for woofers and tweeters
• Displacement limiter for woofer
• Temperature monitoring for electronics and output stage
• Connections: 1 line input XLR, S/PDIF coax and Ethernet
• Dimensions (H x W x D): 287 x 182 x 227 mm
• Weight: 5.4 kg
• Frequency range: 5 – 30,000 Hz
• Impedance: 150 Ohm
• Transducer: 38 mm dynamic drivers with neodymium magnets
• Max input level: 200 mW
• Sensitivity: 114 dB SPL (1 kHz /1 Vrms)
• Distortion factor: < 0.10% (1 kHz, 100 dB SPL
• Memory foam ear pads
• Adjustable flexible steel headband
• Ear cup covers made of lightweight aluminium
• Foldable headphones
• Ear pads marked L/R
• Plug: 3.5 mm mini jack stereo
• Weight: 388 g (without cable)
• Colour: Black
• Includes adapter to 6.3 mm jack stereo, balanced connection cable, cloth bag and quick start guide
• Enables precise listening to stereo, surround and immersive formats up to Dolby Atmos via headphones without a physical speaker setup
• Creates a real measured reference room with a defined speaker arrangement
• Precise bass and transient reproduction for clear playback of all channels
• Supports formats such as stereo, 5.1, 7.1, 7.1.2 and 7.1.4
• Head tracking via OSC with full response to head movements
• Expandable ambience component for a flexible sense of space
• Peak-controlled output to prevent clipping
• Bypass with adjusted loudness for direct comparability
• Solo and mute functions for focused review of individual levels
• Optional stand-alone operation on macOS without DAW
• Matched to Neumann NDH 20 and NDH 30 headphones
• High and low shelf EQs for fine-tuning the sound
• Adjustable wet/dry ratio
• Automatic adjustment to individual head geometry via interaural time differences
• Based on a real referenced Neumann setup with KH Line, MA 1, KU 100 and MT 48