JL Audio Fathom Custom Theater Subwoofer - Single 13.5" Subwoofer, 14" Deep headphone-amplifiers-all It provides improved sound by

It provides improved sound by using 6N copper coils wound with precision to the cantilever shaft

while the hands-free calling feature allows you to easily take calls without interrupting your activities

the Empyrean delivers the ultimate in luxury audio

Engineered around an oversized in-house manufactured toroidal transformer and 32 high-current output transistors

JL Audio Fathom Custom Theater Subwoofer - Single 13.5" Subwoofer, 14" Deep headphone-amplifiers-all It provides improved sound byThe Custom Theater Subwoofer System (CTS) with a single 13. 5" subwoofer in a 14" deep enclosure is designed for uncompromising bass performance in custom integrated applications. Built around a 13. 5" thin line driver, the enclosures feature MDF construction with internal bracing to improve rigidity while maintaining a low profile. Available in five variants, each sealed enclosure is designed for direct to frame mounting. The CTS 113 SD1400 13TW5H