Wireless Doorbell | 230V plug | 48 tunes | IP44 | Remote control range: 100 m

Operating range: up to 100 meters
48 tunes to choose from
4 volume levels (50-80 dB)
Low power consumption Power supply
source: AC 110-220 V | 50-60 Hz
Frequency: 433.92 MHz (Max Power: --16.05 dBm)
Protection class: IP44