GXP1760 Powerfull Mid-range HD IP telefon - Kifutó
http://www.grandstream.com/sites/default/files/Resources/datasheet_gxp1760_english.pdf |
GXP1760 Powerfull Mid-range HD IP telefon - Kifutó
http://www.grandstream.com/sites/default/files/Resources/datasheet_gxp1760_english.pdf |