Height Square grille finished height; Width Square grille finished width; Depth Mounting depth; Weight 4 lb (1.8 kg) / Shipping weight; Included Accessories Includes both round and square zero-bezel magnetic grilles • Round grille finished dimension (dia.); High Frequency Driver Components 1" aluminum high-output tweeter with waveguide; Low Frequency Extension High Frequency Extension; Low Frequency Driver Components 7.8" x 3.4" MicroCeramic Composite (MCC) Cone, Diaphragm Flat-Panel Woofer; Mid-Frequency Driver Components Two 3.5" micro-ceramic composite (MCC) cone, castaluminum frame high-output midranges; Mounting C-2 fastening