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 Model Number |
TW-501U CDMA |
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Specifications:
TW501U is a wireless modem with USB interface, applicable to CDMA 1X networking environment. The maximum supporting speed is 230.4 kbps, which is 4 times more than the common modem. Not only it assists you access the Internet in high speed, but also it realizes the functions of mobile phone, such as sending SMS in group and other wireless communications.
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Interface
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Type of interface
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USB Internal antenna
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CDMA indicators
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Standards
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CCMG-1×800Single Mode CDMA 1×RTT
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Working Frequency
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Receipt frequency: 869MHZ～894MHZ
Transmit frequency: 824MHZ～849MHZ
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Transmission Rate
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153.6kbps<=modem≤230.4kbps
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Modulation Modes
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QPSK
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Language Coding
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13Kqcelp（IS-733），8kEVRC（IS-127）
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Channel Bandwidth
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1.25MHZ
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Frequency Stability
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0.1
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CDMA Roaming
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Support CDMA20001X domestic seamless roaming
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Sound
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Support calls and sound transfer
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Size
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95 × 34 × 12 mm
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R-UIM
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Phone and UIM Card separated
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Stand-by Current
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250mA
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Maximum Current
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800mA
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Administrative Interface
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CDMA1X client administrative software
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Operating System
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WINDOWS 2000/XP/Vista
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Relative Humidity
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10%～90%（free from coagulation）
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Operating Temperature
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-20～60℃
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Storage Temperature
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-40～85℃
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