International Wireless Multi-Plug Doorbell: EU/US/UK/AU-Ready with 433 MHz Range

This versatile wireless doorbell is designed to function seamlessly across multiple regions, including Europe, the US, the UK, and Australia. With its expansive 433 MHz range, it ensures you never miss a visitor, whether you're across the house or in the garden. The doorbell operates efficiently with a voltage range of 100 to 240 volts, making it suitable for various electrical standards. Easy to install and user-friendly, this multi-plug system provides ultimate convenience and flexibility for modern households. Power supply mode: AC Ring: 60 songs 5 volume levels Scope of application: 300 meters straight-line distance on the open space Manufacture country: China Instructions included: No

voltage: 100.000000 - 240.000000