Alto Professional TS18S 18-inch Powered Subwoofer 500W Alpha 50 Evo is the

Alpha 50 Evo is the ideal loudspeaker for proximity control and nearfield monitoring

in addition to ping-ponging echoes

Flamed solid maple back and sides

giving you instant access to over 100 million CD-quality (aka lossless) songs across all musical genres

Power Switch with Barriers

Alto Professional TS18S 18-inch Powered Subwoofer 500W Alpha 50 Evo is theAlto Professional TS18S 18 inch Powered Subwoofer 2500W peak power output High efficiency Class D amplifier Transducer: 18 inch driver with 3 inch high temperature voice coil (2) XLR+1 4 inch combo inputs (2) XLR thru outputs for linking User selectable EQ tunings (Off, Live, DJ) Phase Alignment selector switch (0 90 180 270) Rugged, internally braced front ported MDF cabinet with integrated 36 mm pole socket Mark resistant splatter spray finish