43441, GROTHE GmbH, wireless doorbell transmitter MISTRAL SE 03
Features:
• For all MISTRAL, ECHO, and CALIMA series wireless
for doorbells
• Radio range up to 500 m, 868.35 MHz
• Divert calls
• Protection class: IP 54
• Contains 2 batteries 1.5 V (AAA)
Technical information:
• Radio range 500 m in open space
• Frequency 868.35 MHz
• Function control LED
• Call divert as an optional feature
• Supply voltage 2 x 1.5 V type AAA
• External voltage supply 8 - 12 V DC
• Operating temperature -15 to + 50 ° C
• Dimensions 36 x 100 x 17 mm
• Color white
You can find the MISTRAL SE03 user guide here