Arendo - digital wireless doorbell (wireless / portable) | Wireless Digital Doorbell | 48 selectable melodies / ring tones | four volume levels | optical signal (LED) | high range of up to 150m | IP44 (splash-proof) | (Electronics)
The bell is super processed, the range is (for my purposes) more than adequate, even down to the basement, which is equipped with very thick walls. Whether you need as many ringtones (48), I do not know. The only stupid thing is: When selecting the r