Usage: Door
Model Number: G2B and G3B
Color: White and black
Place of Origin: China (Mainland)
GSM frequency: 850/900/1800/1900MHz
Wireless Frequency: 433MHZ
is_customized: Yes
G2B Languages voice support: English, Russian, Spanish, French, Italy and Czech republic
G3B Languages voice support: English, Russian
Manual book: English
G2B Network: only GSM
G3B Network: GSM and PSTN
Model Number: G2B and G3B
Color: White and black
Place of Origin: China (Mainland)
GSM frequency: 850/900/1800/1900MHz
Wireless Frequency: 433MHZ
is_customized: Yes
G2B Languages voice support: English, Russian, Spanish, French, Italy and Czech republic
G3B Languages voice support: English, Russian
Manual book: English
G2B Network: only GSM
G3B Network: GSM and PSTN
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