Specification Sheet

IS2
The IS2 is designed for tight installations or very small spaces yet delivers sound that is only bested
by the IS4.
SPECIFICATIONS
Tweeter 4 sq. in (27 sq. cm) planar diaphragm, driven by a 1” (25mm) voice coil
Woofer 50 sq. in (320 sq. cm) planar diaphragm, driven by a 1” (25mm) voice coil
Frequency Response 50Hz – 20kHz ±3dB
Impedance 8 ohms nominal
Power Handling 80 watts RMS
Sensitivity 88dB (1W/1 meter)
Dispersion 170º hemispherical up to 10kHz
Finish Paper surface ready for up to 1/8” (3mm) flexible material* and paint
Overload Protection Two independent self-resetting gel switches (low and high)
Cutout Dims -
Without Enclosure (WxHxD) 16-3/32” x 12-3/32” x 2” (409mm x 307mm x 51mm)
Cutout Dims -
With Enclosure (WxHxD) 16-3/32” x 12-3/32” x 3-13/16” (409mm x 307mm x 97mm)
Enclosure (WxHxD) 14-1/16” x 10-3/32” x 2-1/8” (357mm x 256mm x 54mm)
Shipping Weight 12 lbs (5.5 kg) pair
Environment Temperature 0° - 125°F (-17.7 - 51.7°C)
Optional metal enclosure for sound containment 92969
Optional Space Saver for pre-construction 92722
*Pliable, elastic material such as joint compound, plaster or wallpaper.
Specifications subject to change.
IS4
The new benchmark for invisible speakers. The IS4 features state of the art planar diaphragm
technology. The rigid metal frame and optional enclosure make this speaker the best sounding fully
concealed speaker in the world.
SPECIFICATIONS
Tweeter 4 sq. in (27 sq. cm) planar diaphragm, driven by a 1” (25mm) voice coil
Midrange 17 sq. in (110 sq. cm) planar diaphragm, driven by a 1” (25mm) voice coil
Woofer 113 sq. in (732 sq. cm) planar diaphragm, driven by a 2” (50mm) voice coil
Frequency Response 40Hz – 20kHz ±3dB
Impedance 8 ohms nominal
Power Handling 100 watts RMS
Sensitivity 90dB (1W/1 meter)
Dispersion 170º hemispherical up to 10kHz
Finish Paper surface ready for up to 1/8” (3mm) flexible material* and paint
Overload Protection Three independent self-resetting gel switches (low, mid and high)
Cutout Dims -
Without Enclosure (WxHxD) 16-1/8” x 24-1/8” x 2” (409mm x 613mm x 51mm)
Cutout Dims -
With Enclosure (WxHxD) 16-1/8” x 24-1/8” x 3-13/16” (409mm x 613mm x 97mm)
Enclosure (WxHxD) 14-3/32” x 22-3/32”x 2-1/8” (358mm x 561mm x 54mm)
Shipping Weight 25 lbs (11.25 kg) pair
Environment Temperature 0° - 125°F (-17.7 - 51.7°C)
Optional metal enclosure for sound containment 92970
Optional Space Saver for pre-construction 92723
Specifications subject to change.