Grandstream GXP2140 HD IP Phone Video Review / Unboxing voipon 3:42 10 years ago 10 265 Скачать Далее
How to use Bluetooth on Grandstream's GXP2130, GXP2140 and GXP2160 broadbandbuyer.com 6:46 8 years ago 23 077 Скачать Далее
Grandstream GXP 2140 Tutorial Ambit Solutions Help Desk Support 9:28 4 years ago 13 671 Скачать Далее
Grandstream’s GXP-2140 Enterprise IP phone SEAM (Secure Enterprise Asset Management, Inc.) 1:38 7 years ago 294 Скачать Далее
VoIPon Interview Grandstream on the new GXP2140 and GXP2160 VoIP Phones, the UCM6100 IP PBX and more voipon 7:22 10 years ago 1 251 Скачать Далее
Grandstream GXP2140 IP Phone Dubai | IP Telephones UAE Vector Digital Systems L.L.C 2:48 7 years ago 174 Скачать Далее
How to transfer a call on the Grandstream GXP2140 & GXP2160 VoIP phones CORE Networks 0:48 7 years ago 2 697 Скачать Далее
How to conference on the Grandstream GXP2140 & GXP2160 VoIP phones CORE Networks 1:06 7 years ago 535 Скачать Далее
VoIP Supply Review | Grandstream HT802 Analog Telephone Adapter VoIP Supply 1:48 6 years ago 41 261 Скачать Далее
