Amazon.com: UpBright New AC in Power Cord Outlet Socket Cable Plug Lead Compatible with Panasonic SB-WA720 SB-WA310 SA-HT720 SA-HT730 SA-HT800 SA-HT800V Active Subwoofer DVD Home Theater Surround Sound System : Electronics
PANASONIC SB-WA340 SUBWOOFER (ACTIVE) for use with SA-HT700 *FULLY TESTED* | eBay
Amazon.com: PK Power AC in Power Cord Outlet Socket Cable Plug Lead for Panasonic SB-WA720 SA-HT720 Active Subwoofer DVD Home Theater Surround Sound System : Electronics