Cave RJ-1212 12-inch Car Subwoofer - The Sound of Passion, subwoofer Speakers, Multimedia Speaker Systems with RJ-333 High Efficiency Super Car Tweeters (200W) RJ-333 Tweeter Car Speaker. : Amazon.in: Electronics
JBL Stage 122 12'' (30cm) Subwoofer (JB STAGE122)
DB12 12-inch Low Frequency Powered Home Theater Subwoofer | Fluance
Amazon.com: Dual Electronics SBX212i 12-inch illumiNITE High Performance Studio Enclosed Subwoofers with 1,200 Watts of Peak Power & 41-Ounce Magnets : Electronics
DD Audio DD3012D4 ESP HiDef Sub SQ (30 cm, 800 Wrms, Double 4 Ohms)