The RL-0518 Wireless Audio Intercom Doorbell is a high-performance communication system ideal for homes, offices, and small businesses. Operating on 433MHz, it provides a working distance of up to 500 meters in open areas, ensuring reliable audio connectivity between indoor and outdoor units. The outdoor unit is IP44 waterproof, making it suitable for all-weather use.

Equipped with 8 selectable ringtones and 4 adjustable volume levels, the RL-0518 allows for personalized alerts. Both the indoor and outdoor units are powered by rechargeable 18650 lithium batteries, which can be charged via the USB port on the indoor unit. Additional features include low battery and charging indicator lights and wireless door unlock capability, offering convenience, security, and ease of installation.

Key Features:

• Model: RL-0518

• Frequency: 433MHz wireless operation

• Range: Up to 500m in open area

• Ringtones: 8 selectable tones

• Volume Control: 4 adjustable levels

• Batteries: Rechargeable 18650 lithium for indoor & outdoor units

• Charging: USB port on indoor unit for both units

• Outdoor Unit: IP44 waterproof

• Additional Features: Wireless unlock, low battery & charging indicators

• Installation: Easy setup, no wiring required