Telkomsel is a brand name of a GSM and UMTS Mobile phone network.
Telkomsel is a telecommunications company that offers a range of mobile services to its clients.Telkomsel offers 3G, HSDPA, HSPA+, and 4G LTE internet services to its clients. Furthermore, it offers banking, roaming, and entertainment services to its clients.Telkomsel was founded in 1995 and is based in Indonesia.