Brand NEW! Dayton Audio's DAEX25Q-4 features four extended arms for turning larger surfaces into speakers, while providing more bass output . Spring-loaded speaker terminals facilitate quick electrical connection. Key Features Unique, four arm design for exciting a large surface Pre-applied 3M? VHB? adhesive for quick, secure installation Rare-earth neodymium motor and a proprietary voice coil 4-ohm impedance for use with small, Class D amplifiers 20 watt RMS power handling for high output - All international buyers are responsible for all tax, duties and/or customs fees.