Crony RL-0518 doorbell 433Mhz Wireless Audio Intercom System upto 500m working distance, battery operated Audio doorphone

Get a stylishly designed intercom that can be hung on the wall from CRONY to open your electric door, know your visitors, and talk to them.

Features of CRONY RL-0518 Doorbell Wireless Audio Intercom System:

• Includes a rechargeable lithium battery via USB port
• Equipped with LED indicators that light up when the battery is low and when charging
• Water-resistant design
• Works up to 500 meters
• Choose from 8 ringtone options

Technical Specifications of CRONY RL-0518 Doorbell Wireless Audio Intercom System:

• Temperature range: -10 to 50 degrees Celsius
• Battery capacity: 2200 mAh
• Wireless frequency: 2403-2478 MHz
• Charging power: DC 5V
• Operating frequency: 433 MHz