The 712 Series from Teledyne Relays is a RF Relay with Frequency 10 MHz to 1 GHz, Coil Voltage 5.0 to 32.0 V, Voltage 3.6 to 17.0 V (Pick-up Voltage), Power 450 mW, Resistance 50 to 1560 Ohms. Tags: TO-5. More details for 712 Series can be seen below.