The Dynaudio 9S is a 9.5-inch 300W subwoofer featuring a high-end Class D amplifier for optimal audio performance. The Dynaudio 9S Subwoofer is ideal for mixing and mastering applications with its extended low-end response providing exceptional clarity when it comes to the bass range. The (2 Subwoofer is comprised of a 9.5-inch long-throw driver allowing you to hear every nuance of your low-end all the way down to 22Hz. The subwoofer is ideal for expanding your studio monitor setup allowing your monitors to focus on the mid and the highs while the 9S Subwoofer provides low-end power. It features a crossover filter for configuring the subwoofer with other monitors as well as a SAT output with a defeatable highpass filter. 9.5-Inch Long-Throw Driver The Dynaudio 9S Subwoofer boasts a 9.5-inch long-throw driver for optimal audio fidelity and performance. The long-throw driver provides ultra-accurate sound reproduction in the low-end spectrum ideal for mixing and mastering applications. At the heart of the Dynaudio 9S is a 300W state-of-the-art Class D amplifier module. This high-end amplifier module helps to provide the power needed to produce the booming low-end the 9S provides. The result is a powerful low-end response providing unparalleled accuracy when it comes to the bass response. Exceptional Low-End Response The premium-grade components and cutting-edge technology result is one of those most accurate and detailed low-end frequency reproductions on the market. The subwoofer is ideal for use with other studio monitors allowing the monitors to focus on the mid and high range. This helps remove fatigue from your monitors allowing the 9S to focus on the low-end response. The long-throw driver provides the movement needed to produce the ultra-low-end frequencies ranging all the way down to 22Hz in immense detail. It also features an adjustable lowpass filter allowing you to set the perfect crossover frequency to work in conjunction with studio monitors. Design & Connectivity Dynaudio provide the perfect balance between a compact design and powerful audio reproduction. The sealed black-vinyl cabinet features a 37mm front baffle helping the low-end response to hit with extreme power. The rear of the subwoofer features a SAT outputs with a defeatable highpass filter for added versatility. Additionally a Master/Slave feature is also included allowing you to daisy-chain multiple subwoofers. The compact yet robust design is ideal for everything from home recording to professional studios. Features 300-watt state-of-the-art Class D amplifier module 9.5in long-throw MSP woofer for accurate low-end frequency reproduction 22-175 Hz frequency range Sealed black-vinyl cabinet 37mm front baffle Master/Slave feature for daisy-chaining multiple subwoofers Adjustable lowpass filter to set the perfect crossover frequency SAT output with defeatable highpass filter Specifications Frequency Response: 22-250Hz +/- 3dB Crossover Freq: 50-150Hz Woofer: 9.5in long-throw MSP Amplifier: 300W Class-D I/O Connectors: XLR Balanced Dimensions (W x H x D): 266 x 276 x 320 mm Weight: 10.5kg / 23.1lb Auto ON/OFF: Yes