Classic ESL 9
Product Overview
The Classic ESL 9 is a floorstanding hybrid electrostatic loudspeaker designed to deliver a truly transformative listening experience. Built around a 44-inch XStat™ CLS™ electrostatic panel and dual aluminum-cone woofers, it combines electrostatic transparency with dynamic low-frequency authority. Engineered as a reference-level front speaker, the Classic ESL 9 offers precision, scale, and emotional impact that redefine what is possible in a home listening environment.
Specifications
Driver & Acoustic Design
System Format: Hybrid electrostatic floorstanding loudspeaker
High-Frequency Transducer:
44" × 9.2" XStat™ CLS™ Electrostatic Panel
Low-Frequency Drivers:
2 × 8" (203 mm) aluminum-cone woofers
Enclosure Type: Hybrid electrostatic with enclosed bass section
Performance
Frequency Response: 34 Hz – 23,000 Hz (±3 dB)
Connectivity
Signal Inputs: Custom 5-way tool-less bi-wire binding posts
Build & Fit
Speaker Type: Floorstanding front
Pricing: Sold as pair