GRANDSTREAM NETWORKS, INC GXP1620 THE GXP1620 HAS 2 DUAL-COLOR LINE KEYS (WITH 2 SIP ACCOUNTS AND UP TO 2 CALL APP

GRANDSTREAM NETWORKS, INC GXP1625 THE GXP1625 HAS 2 DUAL-COLOR LINE KEYS (WITH 2 SIP ACCOUNTS AND UP TO 2 CALL APP

GRANDSTREAM NETWORKS, INC GXP1628 THE GXP1628 HAS 2 DUAL-COLOR LINE KEYS (WITH 2 SIP ACCOUNTS AND UP TO 2 CALL APP

This functional phone comes with a phone that stores up to 500 contacts, so you can keep important numbers on hand. The phone is compatible with caller ID and call waiting to let you know whos...

GRANDSTREAM NETWORKS, INC GXP1615 THE GXP1615 HAS A SINGLE SIP ACCOUNT, UP TO 2 CALL APPEARANCES, 3 XML PROGRAMMAB

GRANDSTREAM NETWORKS, INC GXP1610 THE GXP1610 HAS A SINGLE SIP ACCOUNT, UP TO 2 CALL APPEARANCES, 3 XML PROGRAMMAB