Grandstream | 24 fxs (gxw-4024) R$ 2.782,00 Aligera | 1 E1 Pci (ap 401) R$ 1.355,36 DigiVoice | 4 GSM Pci Express (vb 0404 pciex) R$ 4.249,00 Grandstream | GXP 280 - 01 linha R$ 240,00