Liftmaster 412HM Radio Receiver

LIFTMASTER RADIO RECEIVER MODEL 312HM
Liftmaster 412HM Security + radio receiver. Coax receiver featuring 390MHz frequency.
Specifications:
- External 8" whip antenna included
- Security+® rolling code technology and/or billion code/DIP switch compatibility
- 12VDC or 18 - 35VAC/DC jumper selectable
- Momentary or constant contact, jumper selection
- 2-piece aluminum case with detachable cover
- High security memory stores up to 15 Security+® remote control or keyless entry codes
- Normal security memory stores up to 31 LiftMaster® remote control codes of any type
- FCC certified 390MHZ
- 1 receiver