15-inch LF transducer with Inside/Out- side heat-resistant voice coil and high-flux magnetic circuit. 1-inch-exit compression driver. 6-inch horn-loaded midrange.

The Mackie SRM450 is a great powered PA speaker that gives bands studio-quality sound onstage. It's a 2-way, biamplified, optimized active system that needs no external power amp.

Mackie SA1521z 2-Way High-Definition Active Sound Reinforcement Loudspeakers. The Mackie SA1521z is a high-efficiency, high output, horn-loaded, 2-way, wide-dispersion.

The Mackie S218 is the matching subwoofer for the Mackie S215 and the S225 speaker cabinets. The S218 features a single 18 inch subwoofer.

High quality, great performance. The SRM450v2 Active loudspeaker combines superior quality with innovative technology to bring ultimate performance-and reliability-to their legendary Sound Reinforce.

The SRM350v2 retains the best of the original SRM design, including its signature Mackie Active architecture and renowned rugged durability.

800-Watt single 18 in. compact Active subwoofer system. Precision 18 in. woofer with high temperature voice coil. Internal 800-Watt continuous power FR Series high-current amplifier.

Studio monitor with true Active design. Precision Class A/B amplifiers with Active protection circuits: 55W for LF / 30W for HF. HF and LF acoustic controls for room correction.

Studio monitor with true Active design. Precision Class A/B amplifiers with Active protection circuits: 100W for LF / 50W for HF. HF and LF acoustic controls for room correction.

Active or Passive:Active. Frequency Response:100 Hz - 17.5 kHz. Power Capacity:150 Watts. Maximum Sound Pressure Level (SPL):120 dB. Nominal Sensitivity:90 dB. Impedance:8 ohms.

Massive delivery of solid, powerful bass. The Mackie SWA1501 Subwoofer System features a high-precision 15" transducer combined with application-specific amplifier technology.