Sell Dual SIM Gsm / Pstn Terminal

Country: Hong Kong
telephone: 852-3-0788073

AB line feeding 48(hang-up status)

AB line loop current 25mA

AB line impedance 600

Dual SIM gsm / pstn terminal, Support 2 SIM Cards: GSM (A) and GSM (B) , Conveniently choose GSM (A) , GSM (B) or PSTN

Dual SIM gsm / pstn terminal, Support 2 SIM Cards: GSM (A) and GSM (B) , Conveniently choose GSM (A) , GSM (B) or PSTN

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