ערכת פעמון דלת אלחוטית, פעמון דלת עמיד למים IP54 טווח עד 1000 רגל, 5 נפחים מתכווננים, 48 רינגטונים, התקנה קלה, פעמון דלת אלחוטי אידיאלי לבית, דלת, כיתה, משרד, שחור

Extended Range: The wireless doorbell reaches up to 1000 ft/300 m. No matter where you are in your home, you can receive the visitor or courier's visit signal in time and never miss important visitors, improving home security and convenience

Personalized Ringtones: Our wireless doorbell for home provides 48 ringtones and 5 volume levels (0-120 dB). The ringtone and volume can be customized to your preferences and different conditions. Its memory function ensures persistent settings

Stable Operation & Lasting Use: Made of ABS + PC, our classroom doorbell has an IP54 dustproof and waterproof rating, and operates stably from -20 to 60°C. It withstands rain, wind, and extreme weather, ensuring lasting use with minimal maintenance

Silent Mode: In silent mode, this doorbell for classroom doesn’t make a sound. It only alerts users to visitors via flashing LED lights, avoiding disturbing a baby’s sleep or classroom teaching, ideal for home and educational conditions