Orno DP BD 157 BELIS Doorbell Wired Mechanical Gong with Built in Transformer Two tone IP 20 80dB White 230V

✔️ 230V AC POWER SUPPLY WITH INTEGRATED TRANSFORMER - The unit is powered by a standard 230V installation and features a built-in 8V AC transformer that allows you to securely connect the doorbell button ✔️ SHORT BUTTON PRESS - To get the correct two-tone ringtone, briefly press the button ✔️ Classic Dual Tone - The mechanical dual tone doorbell has a volume of 80dBd. The bell push is ideal for installation in rooms such as houses, apartments, shops or other rooms with 230V installation ✔️ EASY TO INSTALL AND CONVENIENT TO USE - The two-tone doorbell is an easy to install electromechanical doorbell that works well in daily use ✔️Safe button voltage - Thanks to the built-in transformer, the bell button voltage is only 8V, which increases safety during use