Phần mềm được đề nghị Cho Windows
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Grandstream GXP2140 IP Phone Firmware 14 Mar 16
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Grandstream GXP2100 IP Phone Firmware 20 Dec 15
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Grandstream GXP2124 IP Phone Firmware 20 Dec 15
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Grandstream GXP1620 IP Phone Firmware 31 Dec 15
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Grandstream HT502 ATA Firmware 23 Dec 15