Features:
Wireless voice doorbell, talk with visitor via two-way voice intercom,know who visit your home, speak to them and let them know I'm coming, please wait. Comply with rules and regulations related to FCC, CE, CCC. Outdoor-bell is power supplied by 4pcs alkaline battery, easy to replace the battery, indoor-bell is power supplied by rechargeable Lon battery. Low power consumption, long standby time for outdoor-bell up to six months. Big and adjustable speaker, clear voice, can be used as mobile interphone. Long wireless distance up to 200M -Strong and stable signal transmission in big house, cover range up to 200M（without any obstacle, any block). It is super convenient to answer the doorbell of the visitor at any distance in your room.
Outdoor-bell pair with indoor-bell by learning its code, 1 outdoor-bell can paired with N indoor-bells and no interference each other. Exquisite, small, beautiful, and high grade.
Specification:
Item Type: Wireless Intercom Doorbell
Material: Plastic
Color(Optional): Silver, Gold
Package Weight: 185g/6.5oz
Outdoor Unit
Working voltage: 4*alkaline battery (1.5V*4)
Working temperature: -20-55 degrees
Transmission distance: 300 meters in space, obstacles 50-100 meters
Working frequency 467.6375MHZ
Working time: more than six months
IP level: N/A
Indoor unit
Working voltage: rechargeable Li-ion battery
Working temperature: -20-55 degrees
Transmission distance: 300M（w/o any obstacle） 50-100M（w/ obstacle)
Wireless Frequency: 467.6375MHZ
IP level: N/A
Package List:
1 * Indoor walkie-talkie
1 * Outdoor walkie talkie
1 * USB interface cable
1 * Screwdriver
