Operating Brand: Oi
Network Technology: GSM / 3G
Mobile Network Code: 31
Web Site: www.oi.com.br
Operating Country: Brazil
Country ISO Codes: BR / BRA
Mobile Country Code: 724
Country Web Sites: Wiki Page | National Tourism Site
2G Bands: GSM 1800
3G Bands: W-CDMA 2100
4G Bands: LTE (In Trial)
5G Bands: LTE (In Trial)
2G Data: GPRS / EDGE
3G Data: HSDPA 1.8 Mbps
4G Data:
Company Name: Tnl Pcs S.A.
2G Network: Launched GSM 1800 June 2002
2G Data: Launched EDGE October 2005
3G Network: Launched W-CDMA 2100 May 2008
3G Data: Launched HSDPA 1.8 Mbps May 2008
4G Network
4G Data:
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