EVDO модем

522D USB modem is based on wireless technology EVDO Rev.A standard. It is applicable to CDMA 1X and EVDO network. It helps you enjoy worldwide roaming and global connectivity with the dual-band modem. Main Feature : CDMA2000 1X EVDO Rev.A(800/1900MHz) Supports Data and SMS CDMA2000 1X EV-DO Rev.A: DL 3.1Mbps/ UL1.8Mbps Two internal antennas, Receive Diversity Plug and Play T-flash card slot supports MircoSD up to 4GB OS: Windows 2000, Windows XP, Windows Vista, MAC Specification Physical: interface USB: USB2.0 Full Speed UIMP: 6PIN UIM SD: MicroSD card slot LED: 1 LED Indicates Different Status Structural characteristics Size: 81mm(D) x 25.4mm(W) x 12mm(H) Weight:25.5g Antenna Internal Antenna Impedance: 50Ω VSWR: ≤3.01 Gain: 1.5dBi Environment requirements Operating Temperature: -20+55 Storage Temperature: -40+85 Relative Humidity: 5%95% Power features Voltage: 5V DC Fluctuations: 4.5V - 5.5V Frequency band: CDMA BAND CLASS0 (800MHz) UL: 824 MHz849 MHz DL: 869 MHz894 MHz CDMA BAND CLASS1 (1900MHz) UL: 1850 MHz1910 MHz DL: 1930 MHz1990 MHz RF characteristicsMax transmit power BAND CLASS 0 (800MHz): +23dBm (Class III) BAND CLASS 1 (1900MHz): +23dBm (Class II) Min output power: <-50dBm Sensitivity: <-105dBm (FER≤0.5) Receiver dynamic range: -25dBm -105dBm (FER≤0.5)