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The Polk Audio RC55i is a 2-way in-wall speaker with a 5.25-inch Dynamic Balance woofer and a 0.75-inch aimable swivel tweeter. It installs in three steps using rotating cams and includes a paintable grille to blend into the wall. As a compact, budget-friendly option, it suits surround or whole-house audio where deep bass is not required. Reviewers often note that it needs a subwoofer for full-range sound and that the tweeter can sound bright with some receivers.
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Owners and reviewers generally find the RC55i a solid value for surround and whole-house use, praising its easy install and aimable tweeter. Many note that bass is limited and that the tweeter can be bright, so a subwoofer and receiver EQ help.
The Polk Audio RC55i is a compact 2-way in-wall speaker. It can serve as a main or surround speaker in a home theater system, or be used for whole-house audio. It fits in a wide range of in-wall and in-ceiling positions.
Installation takes three steps: cut a hole, feed the wires through, and drop the speaker in. Rotating cams secure it and keep it free of vibration, with no extra assembly. The grilles are paintable, so the speaker can blend in with the room's decor.
Dynamic Balance drivers and aimable swivel tweeters provide accurate imaging, bass response and direct high-frequency control from any listening position. The speakers are timbre-matched with other Polk Audio speakers. They can be paired with an amp or a subwoofer.








