Whether being the foundation of a rock trio or quartet, holding together a R&B collective, or delivering a groove in a modern funk or simple country performance, the 2x15 will capture and hold the crowd's attention. Of course, the same principle applies to pairing speakers of different sizes, but honestly, after hearing the 2x15 Ultra-Lite, there's little else that will impress you - It’s really that good. Specifications General Cabinet Material: Light-Weight Italian Poplar Standard Finish Options: Black Metal Grille Corner Material: Lexan Features/Further Specs Styletype: Tuned Front Ported Tri-Porting™ (2 x 4.85 square x 4.5 deep / port area = 48.0 sq. in.) Cabinet Internal Volume: 5.44 CF Speakers Mounting Position: Subway Neodymium Speakers / Front Mounted High Frequency Horn: Yes Horn Control: Premium Attenuator Inputoutput Connectors: 2 x SpeakOn-1/4 (NL-4 combo) Nominal Impedance: 4 ohms (only) Minimum Impedance @Frequency: 3.41 ohms (@ 40.9 Hz) Average Sensitivity (RMS) 50hz-1000hz: 100.4dB/1W/1M Average Mechanical Power (RMS) 50hz-1000hz: 800 Watts Minimum Mechanical Power (RMS) @Frequency: 800 Watts (@ 68.0Hz) Low Freq F3 (Hz): 57.2 Hz Low Freq F6 (Hz): 47.2 Hz Low Freq F10 (Hz): 38.6 Hz High Freq Response: >12kHz Transport Assistance: Included - Built-in Tilt & Roll™ Transport System w/Rear Glide Rails Accessories Slip Cover: Included - Fitted Slip Cover