Definitive Technology UIW RCS II Reference In-ceiling Loudspeaker – Each


Optional Accessory

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Reference In-ceiling Loudspeakers

  • Patented Wave Launch technology creates the illusion that the speakers are in front of you, not above you
  • Two 5-1/4 inch cast basket drivers and 6-1/2 inch pressure-coupled Low Bass radiators for impressive deep bass with high impact punch
  • Integrated wood enclosure ensures consistent high performance every time
  • One 1 inch Pure aluminum dome tweeter
  • Installs in either new or existing construction applications
SKU: UDSA Categories: ,


Driver Complement

Quantity 2
Diameter 1″ (2.54cm)
Type Pure Aluminum Dome
Mid / Woofer
Quantity 2
Diameter 5 1/4″ (13.34cm)
Type High Definition Bass/Midrange Driver
Tweeter/Mid Array
Type Offset D’Appolito
Bass Radiator
Quantity 2
Diameter 6 1/2″ (16.51cm)
Type Planar Bass Radiator


Audio Inputs
Speaker Level 1 Pair (Heavy Duty Spring Loaded)
Maximum Sensitivity
1 watt @ 1 Meter 92 dB
Total Frequency Response
Overall 22 Hz – 30 kHz
Nominal Impedance
Compatible with 8 ohm
A/V Receiver Crossover Setting Small (40 Hz)
Power Handling 10 – 250 watts per channel


Cut Out Dimensions
Height 14 3/8″ (36.51cm)
Width 14 3/8″ (36.51cm)
Mounting Depth 5 7/8″ (14.92cm)
Outer Flange
Height 15 1/2″ (39.37cm)
Width 15 1/2″ (39.37cm)
Orientation In Ceiling
Cabinet Type
Speaker Enclosure Sealed Medite
Product Weight
Out of Box 20 lbs

Additional information

Weight 26 lbs


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