Composite

The Control SB210 speaker by JBL provides low frequency reinforcement for a wide variety of sound system applications. Its compact size, high output and outdoor-capable design makes it one of the most versatile subwoofers in the installation market. The internal angled baffle allows for a large port opening and compact front dimensions without compromising driver size. The SB210 subwoofer produces warm, punchy low-end sound. The Aluminum/Ceramic Composite Diaphragm 10 Drivers are rated for pink noise power handling of 200 watts each, providing 400 watts (1600-watt peaks) of system power handling. The network receives a stereo or mono source, and sends a high-passed 4-ohm or 8-ohm satellite output signal for operation with other Control loudspeakers. ATC-210T-SAT network can be used in... Less

IDMAX v.3 Subwoofers provide the highest level of performance, a blend of power and grace able to reproduce the subtlest details at even the lowest frequencies at extremely high output levels. With its high power handling of 1000 watts RMS, over 3.5 of linear excursion and high measured efficiency, it is truly a very high output subwoofer.Volume of displacement and efficiency are the only measures of what true output can be expected from a subwoofer. The IDMAX truly delivers power levels that are attainable without modified charging systems. HIGH OUTPUT DESIGN:The IDMAX is unique in its ability to maintain high efficiency and large displacement while having extremely long excursion, giving it the true ability to reach extremely high output levels. 1w/1m ground plane measurement is... Less

This high efficiency floorstanding speaker is the flagship of the high performance Monitor Series. Its multi-driver design and non-resonant enclosure delivers the classic Polk sound (open, spacious and clear), even when driven by modestly-powered amplifiers and receivers. Its size guarantees a bold, realistic audio experience whether you're building an extreme home theater or a sensitive stereo system. Monitor 75T Features: 1-inch silk/polymer composite Dynamic Balance® dome tweeter with powerful neodymium magnet structure delivers clear and detailed high frequency response for realistic reproduction of vocals and instruments. Four 5 1/4-inch composite Dynamic Balance drivers are lightweight and stiff with good damping for high efficiency, excellent bass and lower distortion. Multiple... Less