Kabelloses Türklingel-set – 300 M Reichweite, 32 Melodien, 4 Lautstärken, Batteriebetrieben – Für Zuhause, Büro, Geschäft & Unternehmen

【Long Range and Stable Connection】 Advanced wireless technology ensures a strong signal up to 300 meters (in open spaces), without interference from walls or obstacles. Perfect for homes, offices, and large buildings. 【32 Melodies and LED Alert】 Choose from 32 pleasant ringtones and customize your doorbell sound. The bright LED flash provides visual warnings for people with hearing impairments or in noisy environments. 【Easy Installation and Adjustable Volume】 No wiring required – just mount and use! The adjustable volume (70-115 dB) allows you to set the perfect volume for any situation. 【Memory Function】 The doorbell remembers all your settings when the power is turned off. When you use it again, the memory function restores the sound and volume from the last time you used it, so you do not have to readjust the sound and volume.