Operating Frequency: 315 MHz Data Format: DX format Number of Codes: 1,048,575 Channels: ONE channel Measured Range: 700 feet in one quadrant with 1Ch  4Ch  8Ch  Door/Win transmitter Operating Temperature: 32° to 140°  F (0° to 60° C) Sensitivity: -95 dBm (typical) Number of Stored Transmitter  32 Codes: per receiver Receiver Output: For "C" relay contact, 1 amp, at 32 VDC per channel   Power Relay Field Selectable Receiver Output Modes: Momentary, four seconds (factory set) Momentary, one second Flip-flop toggle latch, 4-Channel only SR 4Ch Receiver MODE BUTTON (one per channel) Learn Mode: Press and release to enter learn mode Transmitters Learned: Press and hold for five seconds after the last LED flash to delete all transmitters on an associated channel Erase Memory: Press and hold for five seconds after the last LED flash to delete all transmitters on an associated channel Clear Latch: Press and release Clear Low Battery: Press and release mode switch on channel  (936004 only) to clear low battery LED INDICATOR Steady: Indicates "learn" mode Flashing: Indicates number of transmitters learned on the selected channel RF Activity: Blinks synchronously with detected RF activity Antenna: Wire lead, Optional external antenna kit Input Impedance: 75 Ohm - 2:1 VSWR Operating Voltage: 11 to 17.5 VDC - 12 to 16 VAC Current: 25 mA at standby at 12 VDC 60 mA in alarm at 12 VDC Connectors: Screw terminal,+,-, with N/O, N/C, and common per receiver channel Dimensions: 5.5 in L x 1.25 in W x 4 in H (140 x 32 x 102 mm), excluding antenna Accessories: Mounting bracket, screws, and anchors (supplied) Regulatory Requirements: FCC and DOC