SilverCrest SFK 16 B2 Instructions De Montage, D'utilisation Et Consignes De Sécurité page 41

Technical data
Receiver input:
Receiver protection
class:
Receiver audible signal
volume (at maximum
volume setting):
Range:
Transmission frequency: 433 MHz
Transmission power:
Ingress protection rating
of the transmitter:
100–240 V∼
50 / 60 Hz, 20 mA
II /
approx. 73 dB (at a
distance of 1 m from
the device)
100 m (unobstructed
area)
<10 dBm
IPX4 (splash water
proof)
GB/IE 41