Optional Wireless Subwoofer FS-SW40
Features
This FS-SW40 working with FS-W40 systems only.
No Cables. No Stress.
These unobtrusive yet deceptively powerful active speakers blend with any interior and can be placed wherever you like. A distance calibration system balances sound in asymmetric layouts. Add optional FS-S40 Wireless Rear Satellite Speaker (sold separately) to enjoy flexible and immersive 4.1-channel surround-sound.