Accessories
All accessories listed below are Linear/OSCO products. All products are listed with their part numbers.
Transmitters

| Linear 300 MHz Products | ||
| 2500-278 | 308911 | 1-Button trasmitter |
| 2500-279 | 412001 | 2-Button trasmitter, with 2 switch blocks |
| 2500-835 | 306010 | 1-Button trasmitter |
| 2500-308 | 414001 | 4-Button trasmitter |
| 2510-043 | 109950 | 1-Channel receiver, 4-wire style, with 15' coaxial antennna |
| 2500-759 | 302850 | 2-Channel receiver with 15' coaxial antenna |
| 2510-046 | 109950 | 1-Channel receiver, 4-wire style |
| 2510-009 | 15' Coaxial antenna ssembly for post mounting | |
| Linear 310 MHz Products | ||
| 2500-303 | DT | 1-Button trasmitter |
| 2500-305 | DT-2A | 2-Button trasmitter |
| 2500-306 | DT3+1 | 4-Button trasmitter |
| 2500-461 | Mini-T | Mini trasmitter |
| 2520-507 | GRD | 1-Channel receiver with 15' coaxial antennna |
| 2500-2374 | GRD | 15' coaxial antenna assembly for post mounting |
| Linear 318 MHz Products | ||
| 2500-2025 | MT-1B | 1-Channel factory block coded transmitter |
| 2500-2026 | MT-2B | 2-Channel factory block coded transmitter |
| 2500-2186 | ACT-31B | 1-Channel keychain block coded transmitter |
| 2500-2187 | ACT-34B | 4-Channel keychain block coded transmitter |
| 2510-374 | SMDRG | 1-Channel extended range receiver (800'), with 15' coax |
| 2500-2325 | MDR/U | 1-Channel 110VAC plug-in unv, receiver |
| 2510-372 | MGT | Supervised gate edge transmitter with mounting kit |
| 2520-446 | AP-4 | Single door/gate controller |
| 2500-2185 | MDKP | Wireless keypad, transmits 1-6 digit codes 250' |
| 2510-408 | MGR1 | MegaCode 1-channel gate receiver |
| 2510-409 | MGR2 | MegaCode 2-channel gate receiver |
| 2500-2028 | EXA-2000 | Remote directional antenna |