OSD C1090VK 8″ 25/70V Ceiling Mount Speaker w/ 12″ Grille and Front Volume Contr
It features an 8" dual-cone woofer with a low-profile 3-1/2" mounting depth. in-ceiling speaker with 8" dual-cone woofer. A versatile ceiling-mount speaker. Four 2" machine-screws. sensitivity: 90 dB.