Amazon.com: CYOEST DIY Bluetooth Speaker Box Kit Electronic Sound Amplifier - Build Your Own Portable Wood Case Bluetooth Speaker Sound - Science Experiment and STEM Learning for Kids, Teens and Adults : Electronics
Teufel returns to its roots with DIY loudspeaker kits | Teufel Blog
Speaker Kits: Madisound Speaker Components, Inc.
Amazon.com: HiVi-Swans DIY 2.2A Passive Bookshelf Speakers Pair - 2 Way DIY Speakers Kit Near-Field Use - Compact Wooden Cabinet for Surrounds or Front Speakers : Electronics
Falcon Acoustics | The Leading DIY Speaker Parts and Kit Supplier since 1972