Infinity REF507F 5.25" 2-Way Coaxial Car Speakers 6x8 Inch Speakers Audison's 2S² architecture allows the

Audison's 2S² architecture allows the AVBX 10 D4 II to be used in either down-firing or up-firing orientation

Balanced RCA Inputs: Helps minimize induced noise in the input signal path

The GR-800BC can be incorporated as part of a broader amplifier-power upgrade path

These configurations allow it to support two speakers

Infinity REF507F 5.25" 2-Way Coaxial Car Speakers 6x8 Inch Speakers Audison's 2S² architecture allows theThe Infinity REF507F is a pair of 5. 25 inch coaxial car speakers designed to replace worn or basic factory speakers. Its compact format supports upgrades where space behind the factory grille is limited. The two way design combines a woofer and tweeter in each speaker for full range front or rear speaker positions. These speakers are intended for listeners who want clearer high frequencies and more defined midrange from a factory style speaker