• 【Long-Range Wireless Operation】Enjoy an impressive 300-meter wireless range in open areas, ensuring reliable connectivity throughout your property.
• 【Versatile Sound Options】Choose from 60 different melodies and adjust volume across 5 levels, including a silent mode with light-only alerts for undisturbed environments.
• 【Energy-Efficient Design】Battery-powered operation for both transmitter and receiver, with the option to use a Micro USB power supply for the receiver, offering flexibility in installation.
• 【Digital Encoding Technology】Advanced digital circuitry prevents interference between multiple units, ensuring each doorbell operates independently without cross-activation.
• 【Visual Alerts】Featuring a flashing light indicator on the receiver, providing visual cues for those with hearing impairments or in noisy environments.

Specifications:

• Material: ABS plastic
• Transmitter Dimensions: 79mm x 45mm x 22mm
• Receiver Dimensions: 90mm x 56mm x 20mm
• Wireless Range: Up to 300 meters in open areas
• Melodies: 60 different tunes
• Volume Levels: 5 adjustable settings (including silent mode)
• Transmitter Power: One 12V 23A battery (included)
• Receiver Power: 3 AAA batteries or MicroUSB power supply (batteries not included)