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Beautiful Performance

The RTiA1 looks and sounds simply phenomenal. Ideal for both home theater and music systems, this compact bookshelf speaker combines a 5.25 Dynamic Balance midbass driver with a 1 Dynamic Balance dome tweeter to provide solid performance and elegant styling in a convenient size.

Classic Polk Audiosound quality in a compact bookshelf speaker

Custom butyl rubber surrounds and anti-diffraction grilles produce a lifetime of reliable sound

Polished cherry hardwood veneer cabinet finish

Dynamic Balance
Proprietary Polk Audiotechnology eliminates distortion-causing driver and system resonances, so all you hear is high-quality sound.

Power Port Plus
Patented bass venting design smoothly transitions air flow, eliminating turbulence and distortion, for deeper, more efficient bass impact.

Cascade Tapered Crossover
Innovative crossover eliminates comb filtering and beaming for higher quality audio and a more expansive sound stage.

Patented Acoustic Resonance Control (ARC) technology suppresses distortion-causing cabinet resonance to ensure clear and natural sound.

Klippel Motor Optimization
Laser measurement technology ensures a smooth excursion path at both ends of the volume spectrum for uniform performance at all volumes.

Compatible with the entirePolk AudioRTi Series for seamless blending from speaker to speaker in multi-channel systems

bass-reflex (ported) design
frequency response 60-26,000 Hz (-3dB)
handles 20-125 watts
1″ Dynamic Balance silk/polymer tweeter
5-1/4″ Dynamic Balance polymer composite woofer
PowerPort® technology improves bass response without introducing distortion
8-ohm impedance
sensitivity 89 dB
5-way binding post terminals
real wood veneer finish

Additional information

Weight 15 kg
Dimensions 30 × 20 × 30 cm

Shipping Info

Ships everywhere
2 working days after dispatch
depending on stock availability

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