Martin Logan ML45BL Installer Series All-Weather Speaker - Black

4-1/2" mineral-filled polypropylene bass driver & 1" titanium dome tweeter ensure great performance, while fully sealed, mineral-filled reinforced enclosures provide protection from harsh weather elements. All models have water & UV-resistant aluminum grilles, stainless steel & polymer mounting brackets, brass hardware, and gold-plated binding posts for superior toughness.

Specifications:

• Frequency Response: 90-20,000 Hz ±2dB
• Recommended Amplifier Power: 20-100 watts per channel
• Sensitivity: 88 dB/2.83 volts/meter
• Impedance: Compatible with 8 Ohms.. Compatible with 4, 6, or 8 Ohm rated amplifiers.
• Crossover Frequency: 2300 Hz
• High Frequency Transducer: 1" (2.5cm) titanium dome
• Low Frequency Transducer: 4.5" (11.5cm) mineralfilled polypropylene cone
• Inputs: 5-way binding posts accommodate wire up to 5AWG
• Weight: 3.4 lbs. (1.55 kg)
• Dimensions: 7.625" x 5.5" x 5.5" (19.2cm x 13.9cm x 13.9cm)