Rockford-Fosgate Power T1D212 Model:T1D212 these speakers are built to

these speakers are built to operate on anything from an amplifier to a basic head-unit

high-pass & low-pass switching

zonamenulis

Factory-matched climate controls and graphics

The E 30 KX subwoofer takes full advantage of the acoustic qualities of Kevlar® cones

Rockford-Fosgate Power T1D212 Model:T1D212 these speakers are built toFeatures: General Features: 12" Dual 2 ohm T1 Power Series Subwoofer Power Handling: Peak: 1600 watts RMS: 800 watts Impedance: Dual 2 ohm High Excursion TPE (Thermo Plastic Elastomer) surround VAST Santoprene surround increases speakers effective cone area improving performance Kevlar fiber reinforced semi pressed paper cone Proprietary spider cooling vents Ultra High temp aluminum voice coil with laced Nomex insulating reinforcement collar IDHS