POLK AUDIO Signature S35 EACH 3" 2-Way Center Channel Speaker Black | Accessories4less
Reserve R350 - Premium slim Center Channel Speaker | Polk - US
Amazon.com: Polk Audio Signature Elite ES30 Center Channel Speaker - Hi-Res Audio Certified and Dolby Atmos & DTS:X Compatible, 1" Tweeter & Two 5.25" Woofers, Dual Power Port for Effortless Bass, Stunning
POLK AUDIO TSi CS10 EACH 5.25" 2-Way Center Channel Speaker Black | Accessories4less