Neumann KH 120 Active Studio Monitor Pair, from Neumann

Acoustics 

-3 dB free field frequency response: 52 Hz … 21 kHz, ± 3 dB

Pass band free field frequency response: 54 Hz … 20 kHz, ± 2 dB

Self-generated noise (with input gain set to 100 dB for 0 dBu): <20 dB(A) at 10 cm

Sine wave output with a THD < 0.5 % at 1 m: 95 dB SPL (>100 Hz)

Max. SPL In half space at 3% THD at 1m: 111.1 dB SPL (averaged between 100 Hz and 6 kHz)  

Electronics 

Woofer amplifier, cont.(peak) output power*: 50 W (80 W)

Tweeter amplifier, cont.(peak) output power*: 50 W (80 W)

Controller design: Analog, active

Crossover Frequency: 2.0 kHz

Crossover Slope (dB/oct.): 24, 4th order

Equalization - Bass: 0, -2.5, -5, -7.5 dB

Equalization - Mid: 0, -1.5, -3, -4.5 dB

Equalization - High: +1, 0, -1, -2 dB

Protection circuitry: Limiter; low, high

Infrasonic filter frequency; slope: 30 Hz; 6 dB/oct.

Analog Input 

Impedance, electrically balanced: XLR, >10 kΩ

Input gain control (sensitivity): 0 dBu to -15 dBu

Output level control: 94, 100, 108, 114 dB SPL

CMRR: >56 dB @ 15 kHz  

Displays and Mains Power 

Displays and indicators - power on: Neumann logo “White”

Displays and indicators - limit/clip: Neumann logo “Red”

Mains Power Supply, voltage; frequency: 100-240 V~; 50/60 Hz

Power consumption – Idle: 20 W

Power consumption – Full output: AC 200 W  

Mechanics 

Cabinet surface finish, color- custom: Painted aluminium, Anthracite (RAL 7021)

Operating conditions: +10° C to +40° C (+50° F to +104° F),
<90% RH, non-condensing

Transport/storage conditions: −25° C to +70° C (−13° F to 158° F),
<90% RH, non-condensing

Drivers: Magnetically shielded

Woofer: 130 mm (5.25”)

Tweeter: 25 mm (1”)

Mounting points: 2 x M8 on rear panel

Height x width x depth, mm (inches): 277 x 182 x 220 mm (10 7/8” x 7 1/8” x 8 5/8”)

Internal net volume / external volume: 6.5 liters / 9.7 liters

Weight: 6.2 kg (13.7 lbs)