Grandstream GXW4504
Gateway Grandstream GXW4504
Liên hệ
P/N: GXW4504
Cổng VoIP kỹ thuật số Grandstream GXW4504 có 4 nhịp T1 / E1 / J1 và hỗ trợ 120 cuộc gọi đồng…
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