Tipo
Video de la puerta teléfono Video de la puerta
Lugar del origen
Guangdong, China
sounds
19 Dazzling Bell Dingdong
Standby time
About 6 months
Day and night conversion
Automatic s
battery
built-in charge battery
Network configuration method
QR code distribution network + sound wave + wifi fast connection
Two-way intercom
Support full-duplex real-time call