How Many Types Of Modem Are Available?

There are different types of modems available. The selection of the modem depends upon the requirement and network structure.

Internal Fax Modem:
An internal fax modem is attached to the internal slot of the mother boards. These modems are categorized as full duplex and half duplex modems. These modems are used for fax and internet communications. These modems can also be used for data and voice communications.

External Fax Modem:
These are similar to internal modems but it connects to the communication port and placed outside of the CPU. These are used for the same purposes.

Wireless Modem:
Some Internet Service Providers supports wireless internet services. The wireless modems are used for this service. These modems work similar to traditional wired modems except its structure.

ISDN and DSL Modem:
For broadband internet communication we can have the ISDN and DSL modems. These modems provides faster communication depend upon the package and services of the service provider.

GPRS Modem:
The GPRS modems are used to browser internet and for other communication using the GPRS services. The GPRS (General Packet Radio Signals) service is provided on the cellular networks. If we have cellular connection then we can communicate using the GPRS modems.  The GPRS services is costly as compared with other communication services.