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Russound CAA66 6Z/6S Controller / Amplifier - Controller Only The Russound CAA66 Controller delivers affordable, high-quality multiroom audio control for both commercial and home applications. Supporting up to six zones and six sources, it enables seamless audio distribution with easy programming and flexible control options. Key Features Supports six sources and six zones, expandable up to 36 zones for large homes or commercial spaces Internal IR library and learning capabilities for simple remote and keypad control Switchable fixed/variable preamp outputs on zones 1 and 2 for versatile audio setups Bass, treble, balance, loudness, and "all off" controls accessible from keypads Compatible with KP6, KPL (with LCD), and KPSC keypads for source control without extra programming Rack-mountable two-unit-high design with included rack ears for professional installation Supports up to three keypads per zone using the SA-ZX3 Keypad Splitter Easy integration with Apple® iPod® for whole-home music sharing Specifications Shipping Dimensions: 25.4" (W) x 7.2" (H) x 18.0" (D) (64.5 x 18.3 x 45.7 cm) Shipping Weight: 23.5 lbs (10.7 kg) Amplifier Channels: 12 Audio Source Inputs: 6 Frequency Response: 20 Hz to 20 kHz +0/-2.5 dB Fuse Rating US/Canada: F3.0A H 250V Fuse Rating Europe: TF1.25A H 250V Input Impedance: 50 kilohms Line Audio Outputs: Switchable fixed/variable (zones 1 & 2 only), 2.2 Vrms Mute Trigger Input: 12 VDC Power Rating: 100-120 VAC 3 A or 220-240 VAC 1.25 A, 50-60Hz Signal to Noise Ratio: >90 dB A-weighted, >88 dB unweighted Speaker Impedance: 8 ohms Total Harmonic Distortion: Trigger Output(s): 12 VDC 100 mA max Watts per Channel: 20W RMS into 8 ohms Zones per Controller: 6 Zones per System: 36 maximum What's in the Box Russound system kits include the CAA66 Controller-Amplifier, six keypads (KP6 or KPL), a USRC remote, and six IR emitters for cost-effective and easy installation. Keypads come in five colours and fit standard Decora® plates.