| 4-Way - 2 batteries - 4 digit codes | |
| BRAND NAME | 5. DEVICE : AUDIO |
| AIWA | 0014 0044 0054 0064 0074 0084 0094 0114 0144 0154 |
| 0164 0174 0184 0194 0204 0224 | |
| DAEWOO | 0114 |
| FISHER | 0154 0234 0254 |
| GOLDSTAR | 0134 |
| INKEL | 0204 |
| KENWOOD | 0154 |
| LXI | 0264 |
| MARANTZ | 0014 0144 0164 0214 |
| MCS | 0274 |
| PENNEY | 0274 |
| PHILIPS | 0254 0264 0274 0294 0304 |
| PIONEER | 0174 0184 0194 |
| REALISTIC | 0224 0244 0264 |
| SANYO | 0104 |
| SHARP | 0094 |
| SHERWOOD | 0204 |
| SONY | 0314 0324 0354 0364 0384 0394 |
| TEAC | 0124 |
| TECHNICS | 0434 0454 0464 0474 |
| WARDS | 0154 |