Тендер: 1. АТС Grandstream UCM6301, IP PBX appliance, 1 FXO ports, 1 FXS ports, Dual GigE RJ45 Ethernet ports with PoE Plus 2. Ай Пі телефон Grandstream GXP1610, Small-Medium Business HD IP Phone, 2 line keys with dual-color LED,dual switched100M/100M Ethernet ports, HD (with power supply) 3. Ай Пі телефон Grandstream GXP1628, Small-Medium Business HD IP Phone,2 line keys with dual-color LED,dual switched10/100/1000 Ethernet ports, HD (with power supply)