General Data
Display: Front panel multi-colour LED
Cabinet Design: Single front ported
Cabinet Material: Vinyl wrapped MDF and painted MDF front panel
Mounting options: Threaded inserts on the bottom of the cabinet (4 x M8)
Power consumption (max, idle, sleep): 220 W, 15 W, 3.5 W
AC Input Voltage: 100 – 240 V, 50/60 Hz
Power Rating: 500 W max.
Operating Conditions: -10° C to +40° C (+14° F to +104° F); <75 % RH, non-condensing
Weight: 13.6 kg (30 lb)
Dimensions (Height x Width x Depth): 274 mm x 382 mm x 329 mm (10 3/4″ x 15″ x 13″)
Warranty: 5 years (2 years warranty plus 3 years optional with product registration)
Delivery Contents: A8H loudspeaker, power cable, Quick Start Guide

Audio Input Connectors
Analog: XLR, RCA
Input Impedance: 9 kOhm / 3.3 kOhm
Max. Input Level: +19 dBu

Amplification
Woofer
Amplifier Type: PWM
Peak (10% THD, limiter deactivated): 250 W
RMS (1% THD, limiter deactivated): 200 W
Midrange
Amplifier Type: Class A/B
Peak (10% THD, limiter deactivated): 70 W
RMS (1% THD, limiter deactivated): 55 W
Tweeter
Amplifier Type: Class A/B
Peak (10% THD, limiter deactivated): 20 W
RMS (1% THD, limiter deactivated): 15 W

Control Options [via Network]
Networking Connector: RJ45
Connection Type: Ethernet
Communication Protocol: OCA using standard IP data
Control Software: A Control (Windows and MacOS available)
Room Adaption Options: Backplate, Extended, Sonarworks SoundID Reference integration
Advanced Room Adaptation: 6 x PEQ, Level, Delay
Third-party Calibration Compatibility: Import from Sonarworks SoundID Reference

Acoustics
Frequency Response @ -3 dB: 34 Hz – 41 kHz
Frequency Response @ -6 dB: 31 Hz – 45 kHz
Crossover Frequencies: 400 Hz, 3.0 kHz
Max. peak SPL per speaker at 1 m (sine bursts): 105 dB SPL
Max. peak SPL per speaker at 1 m (IEC-weighted noise): 116 dB SPL
Max SPL in full space at 1 m with sine bursts (average 100 Hz to 6 kHz) @ 3% THD (RMS): 104 dB SPL
Max SPL in full space at 1 m with sine bursts (average 100 Hz to 6 kHz) @ 3% THD (Peak): 107 dB SPL
Max SPL in full space at 1 m with sine bursts (average 50 Hz to 100 Hz) @ 3% THD (RMS): 101 dB SPL
Max SPL in full space at 1 m with sine bursts (average 50 Hz to 100 Hz) @ 3% THD (Peak): 104 dB SPL
Dolby DARDT max SPL in full space: 117 dB SPL
Dolby DARDT max SPL in full space (bass managed): 121 dB SPL

Drivers
Woofer
Basket Diameter: 8″
Voice Coil Diameter: 1.5″ (38 mm)
Cone Material: MLM
Midrange
Type: Dome Cone Hybrid (DCH)
Basket Diameter: 3.5″
Voice Coil Diameter: 1.3″ (33 mm)
Cone Material: MLM
Tweeter
Type: X-ART
Diaphragm Area: 4 inch² (2420 mm²)
Equivalent Diaphragm Diameter: 2″ (56 mm)
Velocity Transform Ratio: 4 to 1
Diaphragm Weight: 0.17 g
Waveguide: HPS (rotatable)
Waveguide Dispersion: 120° horizontal, 70° vertical

Signal Processing
AD converter: 24-bit
Internal sample rate: 96 kHz
Delay range, resolution: 0 – 10 ms, 0.1 ms
Protection: Independent peak and thermo limiters for each driver, and amplifier thermo limiters

Control Options [via Backplate]
Input Sensitivity: 0 dBu = 100 dB SPL at 1 m @ 0 dB level setting
Level: -12 dB to +12 dB
Input Selection: Balanced, unbalanced
Voicings: Pure, UNR
Room Adaption:
Bass: +2, 0, -2, -4 dB
Desk: 0, -2, -4 dB
Presence: +1, 0, -1 dB
Treble: +1.5, 0, -1.5 dB