Electro-Voice EVID 4.2TW 2-Way Surface-Mount Loudspeaker - 2 x 4"The EVID 4. 2 is perfect for a variety of environments where full range audio is needed in a limited space: restaurants, bars, bistros, department stores, and outdoor venues. The 4. 2 offers the bass response of a much larger speaker, and dual, 4" woofers make the 4. 2 a phenomenal performer. SPECIFICATIONS Ideal for restaurants, bars, patios, and retail Vented LF enclosure 1 inch titanium diaphragm HF driver with neodymium magnetic structure Coherent