Peng Da Cheng International Co., Ltd

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1. USB CDMA wireless modem VD500

Function
1, wirelesses receive and send email
2, wireless view internet
3, wireless data transport
4, move working and administrator
5, construct enterprise big customers move data and vpn appliance
Sound communication
6, Chinese &English SMS message receive and group send
7, Use AT command to control for long-distance
8, Talk or call urgently
9, The fastest speed down row 230.4K, up row 84.6K
10, Sound code method: 13K QCELP (IS-733), 8K EVRC (IS-127)
11, Message service (IS-637-A): support English letter and Chinese, supply edit message content: Word and PDU
12, Point to point

Work Parameter
1, Interface: USB2.0
2, Wireless Frequency: 800MHZ
Transmit RF: 824 to 849MHZ
Receive RF 869 to 894MHZ
3, Receiving Sensitivity: -106dbm
4, Storage Temperature: -30 to +70
5, Operating Temperature: -20 to +60
6, Relative Humidity: 5-85%RH
7, Work Voltage: 3.0V-3.6V
8, Work Current:
Send520MA (MAX)
Receive150MA (MAX)
Dormancy18MA (MAX)
9, Support Protocol: CDMA2000 1X*RTT, IS707-A, FCC IS-95A compatible

2. GSM 3G 7.2MBPS HSDPA Modem Umts Modem (WD300)

GENERAL FEATURES
1)Network:
UMTS (HSDPA)/GSM/GPRS/EDGE, Dual Mode
2)Working frequency:
UMTS(HSDPA): UMTS 2100 MHz
GSM/GPRS/EDGE: Quad-Band 850/900/1800/1900 MHz
3)Standard:
UMTS (HSDPA): Compliant to 3GPP R99&R5
GPRS/EDGE: ...

3. 3G 7.2MBPS WCDMA/HSDPA/HSUPA/GSM USB MODEM u9

GENERAL FEATURES
1)Network:
WCDMA/HSDPA/HSUPA/GSM/GPRS/EDGE
2)Working frequency:
WCDMA/HSDPA/HSUPA): 850+2100MHz
GSM/GPRS/EDGE: Quad-Band 850/900/1800/1900 MHz
3)Standard:
WCDMA\ HSDPA\HSUPA: Compliant to 3GPP R99&R5&R6
GPRS/EDGE: Compliant to 3GPP R99
4)Output power:
WCDMA 2100MHz: 0.25W
GSM850/GSM900: 2W
DCS1800/PCS1900: 1W
5)Antenna: Internal
6)Dimensions: about 73*30.8*12.5mm（including USB cap and Antenna）
7)Memory: 512MbNAND+256MbSDRAM
8)3 color LED indicator for network status
9)Weight: about 36g
10)Lower power consumption
11)OS support: Win 2000, WinXP,Win2003,Vista64,MAC 10.4 and late
12)Normal operation temperature:
-15℃ to +55℃

4. hsupa 3.5G 7.2M WCDMA/HSDPA/HSUPA/GSM/EDGE USB MODEM WD500

5. EDGE USB wireless modem VE900 similar with huawei

Features:
1) Browses Internet with high speed
2) File transmission
3) Receives and sends E-mail
4) Receives and sends short message (SMS)
5) hot plugging and hot pull out
6) Support windows 2000/2003/XP/Vista operation system
Technical index:
1) Terminal type: USB standard interface
2) Working frequency: 850/900/1,800/1,900MHz
3) Transmission power:
a) Class 4 (2W EGSM850/900MHz)
b) Class 1 (1W DCS1,800/pcs 1,900MHz)
4) Multislot class:
a) EDGE multislot class 10 236.8Kbps
b) GPRS multislot class 10 53.6kbps
5) Transmission operation: data, GPRS, EDGE, SMS
6) Data transfer rate: more than 384.6kbps in maximum( Up link 236.8k, Down link
118.4k)
7) Terminal interface: USB
8) Power supply: 3.3 Vdc
9) Size: 86(L)X 27(W)X 11(H)