Blackberry Bold 9790 Safety And Product Information page 42

• quad-band support: GSM 850, GSM 900, DCS 1800, PCS 1900
MHz
• power class: Class 1 (DCS 1800, PCS 1900), Class 4 (GSM 850) as
defined in GSM 5.05, Class 4 (GSM 900) as defined in GSM
02.06, Class E2 (GSM 850, GSM 900, DCS 1800, PCS 1900), Class
3 (UMTS)
• transmitting frequency: GSM 824 to 849 MHz, GSM 880 to 915
MHz, DCS 1710 to 1785 MHz, PCS 1850 to 1910 MHz, UMTS
1710 to 1755 MHz, UMTS 1920 to 1980 MHz
• receiving frequency: GSM 869 to 894 MHz, GSM 925 to 960
MHz, DCS 1805 to 1880 MHz, PCS 1930 to 1990 MHz, UMTS
2110 to 2155 MHz, UMTS 2110 to 2170 MHz
Mobile network radio specifications for model number RED71UW:
• tri-band support: UMTS 900, UMTS 1700, UMTS 2100 MHz
band
• quad-band support: GSM 850, GSM 900, DCS 1800, PCS 1900
MHz
• power class: Class 1 (DCS 1800, PCS 1900), Class 4 (GSM 850) as
defined in GSM 5.05, Class 4 (GSM 900) as defined in GSM
02.06, Class E2 (GSM 850, GSM 900, DCS 1800, PCS 1900), Class
3 (UMTS)
• transmitting frequency: GSM 824 to 849 MHz, GSM 880 to 915
MHz, DCS 1710 to 1785 MHz, PCS 1850 to 1910 MHz, UMTS
1710 to 1755 MHz, UMTS 1920 to 1980 MHz
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