4-Button Delta Visor Transmitter

• Activates four separate Delta-3 receivers

• Can also be used as remote UP, DOWN, and STOP controls for commercial door operators

• Power: 9-V battery

• Codes: 64 (set by dip switches)

• RF frequency: 310 MHz

• Dimensions: 2.16″ W x 3.75″ H x .95″ D