Arachnid Series 4" 2-Way Speaker, 4-ohmSize and Configuration 4" 2-wayPower Handling (Watts) 70W / 200W MaxMounting Depth 1.75"Improved Efficiency Diaphragm & Magnet StructureInjection Molded Polypropylene ConeTreated Woven Cloth Surround1" Voice Coil on Aluminum Former4-ohm System ImpedanceQuick Disconnect Terminals1" Balanced Dome Mylar TweeterComes in Pairs (2 speakers included)