Infinity Primus P163 Speakers + PC351 Center Channel Set

Step into the warm, cinematic glow of classic home audio with this Infinity Primus speaker trio, a set that brings both character and performance to any space. The two P163 bookshelf speakers and the commanding PC351 center channel come from a lineage celebrated for its smooth clarity, dynamic presence, and the unmistakable shimmer of Infinity’s MMD® drivers. Together, they create a soundstage that feels alive—dialogue floats forward with intention, mids bloom with richness, and bass notes roll through the room with practiced confidence.

These speakers have clearly lived a life, but like seasoned performers, they still rise to the occasion with full, tested functionality. If you enjoy audio gear with personality, history, and undeniable charm, this Primus ensemble will reward you with warm, theatrical sound and the kind of character newer sets rarely achieve.

Specifications
Infinity Primus P163 (Bookshelf Speakers)
Design: 2-way, bass-reflex
Drivers: ¾" MMD® tweeter; 6.5" MMD® woofer
Frequency Response: ~49 Hz – 20 kHz
Sensitivity: ~90 dB
Impedance: 8 ohms
Recommended Power: 10–150 W
Crossover: ~3000 Hz
Infinity Primus PC351 (Center Channel)
Design: 3-way, bass-reflex
Drivers: ¾" MMD® tweeter; dual 3" MMD® mids; dual 5.25" MMD® woofers
Frequency Response: ~80 Hz – 20 kHz
Sensitivity: ~91 dB
Impedance: 8 ohms
Recommended Power: 10–150 W
Crossover Points: ~650 Hz and ~2800 Hz

Condition
In fair condition overall. All speakers are fully functional and tested, but show significant cosmetic wear including scratches, chips, scuffing, finish wear/loss, and missing or worn veneer throughout. Grilles exhibit wear, and adhesive residue is present on the bottoms. Some cone and foam wear noted. Edges and cabinets show additional abrasions and handling marks. Please examine photos closely.

Dimensions
P163 (each): approx. 14.75 in H × 8.25 in W × 11.25 in D
PC351: approx. 6.75 in H × 21 in W × 9.75 in D