LA-1 introduction • LA-1 have a special control box, have 2 pcs powerful 4 channel amplifier. and 1pcs line array and 2 pcs subwoofer. • Horizontal dispersion angle 100 degree vertical dispersion angle 10 to 20 degree. Could use it along with LA-118B or LA-218 as a 4 way system. • LA-1 Is a efficient all-weather line array system could use for middle-field or far field. • LA-1 use 2 pcs 6.5 inch MF and 1 pcs 1.7 inch tweeter. Frequency could reach 65HZ to 19KHZ Fluctuation is less than +/-3Db. • Switch for Bi-AMP/Passive • Impedance is 16 OHM, Have well self-protection function. • LA-AMP Control System