• Build-in Amplifier : Class-D, 200W @ 4Ω
• Harmonic Distortion : ＜0.7% @ 200W
• Signal/Noise Ratio : ≥ 80dB @ rated power
• Damping Factor : ＞ 60 @ 4Ω, 150W
• Sub-Woofer Driver : SX8.0q-1.4 woofer
• Woofer Xmax : ±18.0 mm (±1.4”)
• Line-level Inputs : Stereo R/L RCA connectors
• Line-level Sensitivity : 250mV r.m.s. @ 10KΩ
• Hi-level Inputs : Stereo R/L speaker posts
• Hi-Level Sensitivity : 2.83V r.m.s. @ 10KΩ
• Direct/LPF Switch : Yes
• DIR Switch Response : 28Hz – 150Hz
• Low Pass Filter Range : 35Hz – 60Hz
• Volume Control : Yes
• Phase Control : 0º – 180º, variable
• Auto Mute On-Off : Mute: 5 minutes; Restore 50ms
• Fault Protections : AC Power Fuse: 5A 250V, Short Circuit Protection, Over Current Protection, DC Offset Voltage Protection
• AC Line-In Voltage : AC 110V/220V ±20%, 60/50Hz
• AC Voltage Selector : Yes
• Static Consumption : ≤ 5 Watts
• Power Consumption : 250 Watts, maximum
• Enclosure Material : Compound Artificial Marble
• Enclosure Color : Starry Black, Solid White
• Enclosure dimension : 22.0 W x 24.0 D x 55.7 H cm (8.7″ W x 9.4″ D x 21.9″ H)
• Overall dimension : 26.0 W x 27.0 D x 66.0 H cm (w/ platforms : 10.2″ W x 10.6″ D x 26.0″ H)
• Total Weight : 20.5Kg (45 lb), each unit

Although the Muse-Sub is a major ancillary device that is responsible for only one，not more than two octaves sub-bass response within the full range of human hearing; Mark & Daniel® however, consider this sub-bass ingredient is essential for his miniature speakers (Maximus-Ruby/Diamond and Maximus-Minis) and the other bookshelf speakers to building a solid ground for authentic hi-fi reproduction.