By hadminn / TABLET PHONE Your tablet, with the help of an app or two, can easily double as a phone. Save money, get flexible A tablet can be used as a phone in several ways, including through voice calls, wifi, data, messaging, and even video calling. •Flexible Usage (Compatible with IP and Digital Key Phone)•Max 4 Such DSS532 per Operator•No need of IP User License / DKP Port•32 Programmable Keys 7in 8.7in 10.4in