Lynx 1-btn Transmitter Dip Switch 303 MHz
Manaras 32-Door Dip Switch Transmitter O/C/S
Stanley Secure Code 3-Button Mini Transmitter 310 MHz
FL-Allstar 1-btn Transmitter 108787-311 MHz
FL-Heddolf 1-btn Transmitter P220-1K-311 MHz **this model is discontinued