SMARTEK AC wireless doorbell, 230V with battery-less button recenzia

Wireless doorbell with a transmitter that is powered by electromechanical converter and thus requires no cable connection. Other features of the product: operation range in open area – up to 80m, waterproof button with IPX7 protection rating, radio transmission (433MHz), 3-step volume adjustment with a mute function, 30–110 dB sound volume, 25 polyphonic ringtones to choose from, 2 modes of signaling (visual, sound). If needed, the number of doorbell buttons, working within one system, can be expanded. Learning system function (automatic configuration of additional accessories).