6 1/2" Polypropylene Woofer ConeFerrite MagnetDome TweeterIn-line CrossoverUV and Salt Water Resistant180W Max Power (50W Rated)Specifications© 2009 Sony Electronics Inc. All rights reserved. Reproduction in whole or in part withoutwritten permission is prohibited. Sony, Memory Stick, nav-u, Quick-BrowZer, Walkman,Xplod, ZAPPIN, and the Sony, nav-u and Xplod logos are trademarks of Sony. iPhone andiPod are trademarks of Apple Inc., registered in the U.S. and other countries. Bluetooth isa trademark of Bluetooth SIG, Inc. NAVTEQ Maps & Traffic is a trademark of NAVTEQ. Allother trademarks are trademarks of their respective owners. Features and specificationsare subject to change without notice. Non-metric weights and measures are approximate./Updated: December 15, 2011AudioFrequency Response 35-26,000 HzImpedance 4 ohmsSensitivity (db) 90 dB/1W/1mGeneralMagnet FerriteMaterial Polypropylene / PEIPowerPower Handling Capacity 180 wattsRated Input 50 wattsWeights and MeasurementsDepth (Approx.) 2 1/2"Diameter (Approx.) 6 1/2"Dimensions (Approx.) 6 1/2" (165mm)Dimensions (Approx) Depth 2 1/2"Supplied AccessoriesSupplied Accessories Parts for InstallationXS-MP1650W 6 1/2" Marine component speaker