| Business | Phone |
| Acoustic Sounds 1635 Rogers Ave, San Jose 95112 | (408) 437-1117 |
| Auto Sound & Security 705 Capitol Expressway Auto Ma, San Jose 95136 | (408) 265-1116 |
| Bel-Aire Productions 3680 Charter Park Dr, San Jose 95136 | (408) 288-7790 |
| D & V Sound Co 1713 Angela St # 2, San Jose 95125 | (408) 971-7390 |
| Spectrum Electronics 1080 Saratoga Ave # 14, San Jose 95129 | (408) 246-6630 |