Powerful - features 40 watts of power for maximum sound dispersion
• Energy efficient - shuts down automatically when not in use and turns itself back on in an instant
• Cost effective - designed for tight budgets
• Safe – TUV Listed to UL 60065, meets all FCC and Plenum requirements in addition to over voltage, temperature and short circuit protection features
• Flexible - two audio inputs with separate volume controls enable the volume to be tuned to the specific classroom environment
• Compact and easy to install - weighing just one pound, the plenum rated unit can be easily mounted out of sight in ceilings or in other equipment - eliminating the risk of theft or damage
• Extremely compatible - works with existing classroom equipment and integrates seamlessly with PCs, DVD players, microphones and other A/V devices

Electrical Characteristics
• Class - Class D
• Total Output Power - 40W
• Output Power (THD 1%) - 13W per channel
• THD+N (at 10W power output) - 0.3% per channel
• Efficiency - >90%
• Frequency Response - 150Hz to 20KHz
• Signal to Noise Ratio - >85dB
• Input Impedance (unbalanced) - ~10 Kohms
• Auto Shutdown - Shuts down 5 minutes after no input signal detected
• Max Operating Current - ~2000 mA
• Current Draw In Shutdown Mode - 30 mA
• Power Supply - 24V DC, 2.0A


Physical Characteristics
Input Connectors
• 1 x 8 Pin Terminal Block - 4 pins for 2 speakers, 2 pins for power input, 2 pins for power output
• 1 pair RCA (left/right) - Red for right and White for left - White also accepts Mono input
• 1 x 3.5mm Stereo Port - Stereo input
• Volume Controls - Independent controls to Input Channels
• LED Indicators - Input Power (Red LED) Output Power (Green LED)
• Dimensions (HxWxD) - 34 x 118 x 127mm
• Package Type - Box

Other Specifications
• Certifications - RoHS, FCC, Plenum Rated
• Enclosure Material - Metal

Environmental Information
• Cooling - Natural
• Storage Temperature - -65° - 100°C
• Operating Temperature - -25° - 85°C