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6.5" Component Passive Crossover REF SQ 2-Way
6.5" Component Passive Crossover REF SQ 2-Way
6.5" Component Passive Crossover REF SQ 2-Way
6.5" Component Passive Crossover REF SQ 2-Way
6.5" Component Passive Crossover REF SQ 2-Way
6.5" Component Passive Crossover REF SQ 2-Way
6.5" Component Passive Crossover REF SQ 2-Way
6.5" Component Passive Crossover REF SQ 2-Way
6.5" Component Passive Crossover REF SQ 2-Way

2 Way 6.5" REF SQ Series Component Passive Crossover

Audiophile Reference Quality – Experience breathtaking sound with the B2 Audio REFSQ61, engineered for pure sound quality and elite daily setups. Premium Construction – Multi-layer carbon fiber 6.5" mid-woofers deliver tight, dynamic midbass, paired with ultra-accurate 1" ceramic dome tweeters. Bi-Amp Crossover Design – Includes 2-way passive crossovers for precision tuning and enhanced control; perfect for DSP or passive SQ builds. High-End Materials – Features neodymium motors, gold-plated terminals, CNC aluminum baskets, and vented pole pieces for superior efficiency. Competition-Ready Performance – Built for competitors and audiophiles seeking unmatched tonal accuracy, imaging, and musical detail. B2 Audio 2 Way 6.5" REF SQ Series Component Passive Crossover This Listing Includes: (2) 6.5" Carbon Fiber Cone Mid-woofers (2) 1" Ceramic Dome Tweeters (2) Passive 3-Way Crossovers Experience breathtaking clarity and full-spectrum precision with the B2 Audio REFSQ61 Reference Series 2-Way Component Set, engineered for competition-level sound quality and elite daily setups. This refined system combines powerful, musical 6.5" mid-woofers with ultra-responsive 1" ceramic dome tweeters, tuned to deliver a smooth and coherent soundstage with pinpoint imaging. The REFSQ61 is designed for those who demand exceptional realism, low distortion, and linear dynamics in every frequency range. Built with multi-layer carbon fiber cones, FEA-optimized neodymium motors, and gold-plated CNC aluminum baskets, this set blends stunning aesthetics with uncompromising performance. Whether you’re running a fully passive setup or integrating with a DSP, the REFSQ61 offers flexibility, control, and the unmistakable accuracy of B2 Audio’s Reference Series. Features 6.5" multi-layer carbon fiber cones for strength, control, and musicality 1" ceramic dome tweeters for ultra-accurate, delicate high frequencies FEA-optimized neodymium motors for precision and efficiency No
Thiele-Small Parameters

Measured at small signal levels per AES standards

Impedance:
Electromechanical
Fs
50 Hz
Re
4 Ω
Sensitivity
SPL0
87.6 dB
Power Handling
Pe
70 W

Parameters measured per AES2-1984 (r2003) standards. Small-signal parameters valid within linear operating region.

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Frequently Asked Questions

What is the B2 Audio 6.5" Component Passive Crossover REF SQ 2-Way?

The B2 Audio 6.5" Component Passive Crossover REF SQ 2-Way is car audio equipment made by B2 Audio.

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