The Triad IC33SD shallow depth speaker delivers exceptional sound in every room while measuring only 45mm deep. This shallow-depth three-way speaker is built around three high-performance carbon-fibre woofers for superior bass response and durability, and a proprietary paper-blend midrange driver. A one-inch silk dome tweeter offers smooth, high-frequency sound for the ultimate musical experience. Triad IC33SD Key Features; Shallow depthAt only 1-3/4″ (45 mm) deep, this speaker offers flexible installation options—especially in older homes and MDU applications, or even in a home theatre as an Atmos height channel. It fits into standard 2×2″ and 2×4″ wall construction and can be retrofitted into an existing ceiling or used in new construction. Quality componentsThis speaker is built around a carbon fibre woofer, proprietary paper blend midrange, and a silk dome tweeter, offering smooth, high-frequency sound and greater clarity. Triad’s innovative 3-way design leverages high-quality components and carefully engineered crossover technology to cover a broad listening area—even when ceiling depth is limited. Carbon-fibre wooferOne of the strongest and lightest materials used in woofer design, carbon fibre provides a responsive and durable driver and delivers outstanding bass and mid-bass response. Voice matchedDistributed Audio Series 3 speakers are voice-matched—allowing homeowners to mix and match speakers within the series to meet the needs of each room while providing identical tonal qualities throughout the home. Magnetic mounting Low-profile frameless grills attach to the speaker with hidden neodymium magnets for fast installation and a snug fit. COMPONENTSTweeter count 1Tweeter size 3/4″ (19 mm)Tweeter type Silk domeMidrange count 1Midrange size 3″ (75 mm)Midrange type Paper/pulpWoofer count 3Woofer size 3″ (75 mm)Woofer type Carbon fibre PERFORMANCEMaximum power 100WRecommended amp power 5 – 100WMaximum SPL 108 dBImpedance (nominal) 6 ohmImpedance (minimum) 5 ohmSensitivity (dB @ 2.83V, 1 m) 88 dBFrequency response (+/-3 dB) 70 Hz – 23 kHzDispersion (8K/-6dB) 80° DIMENSIONSHole cutout diameter (20 cm)Speaker diameter (23 cm)Grill diameter (23.3 cm)Mounting depth (4.5 cm)Product weight (1.70 kg)Grill material Metal Perf-Frameless