Loaded with dual 3.5-inch LF drivers and a 3/4-inch Ti direct radiator, the EVID 3.2 produces sound that defies its small size. Its unobtrusive profile is ideal for background music and paging support in a wide variety of environments (e.g., offices, retail stores, restaurants, etc.) Coupled with the 12.1 Subwoofer, two to four EVID 3.2 speakers deliver amazing SPL levels for foreground music.Specs: Frequency Response: 85 Hz - 20 kHz. Power Handling: 50 watts. Sensitivity: 87 dB. Impedance: 8 ohms. Max SPL: 104 dB. LF Transducer: 2 x 3.5". HF Transducer: .75". Terminals: Spring. Dimensions: 9.2"x5.1"x6.5". Weight: 3.3 lbs. (each).