iPhone intercom, no power supply required, battery operated, with string switch C-123P/A

Power supply voltage: DC6V 4 AA (SUM-2) used (sold separately) Current consumption: Maximum 85mA Call method: Speaker type alternating call type (alternate call doorbell) Call output: 100mW Calling method: 2-point electronic Chime sound Number of wires: 2 wires (non-polar) Communication distance: 150m/0.9mm Battery life: Approximately 1 year (when used 10 times a day with 5 seconds of calling and 20 seconds of talking)

iPhone intercom No power supply required Battery operated With string switch (C-D and C-M/A set) C-123P/A


Brand: iPhone
Product model number: C-123P/A
br>Product size: 4.4 x 13 x 19 cm; 780.18 g
Voltage: 6 volts
Accessories: Instructions etc.
Battery included: No
Product weight: 780 g