sWiFi-R8188CU2 | RTL8188CUS USB Wireless Wifi Module for MID
Chipset: Use Realtek RTL8188CUS chips
Standards: IEEE 802.11n/b/g Standards
Interface: USB2.0 Interface 
Antenna: On Board ceramic antenna
Expand antenna by IPEX 
Voltage: DC 3.3V or 5.5V
Dimensions: 27 x 12 x 2 mm

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sWiFi-R8188CU2 module product is 150 wireless USB adapter which has lower power consumption, high linearity output power, accords with IEEE802.11B/G/N, and supports IEEE802.11i safety protocol, along with IEEE 802.11e standard service quality. It connects with other wireless device which accorded with these standards together, supports the new data encryption on 64/128 bit WEP and safety mechanism on WPA-PSK/WPA2-PSK, WPA/WPA2.Its wireless transmitting rate rises 150M, equivalent to 10 times of common 11b product. The inner AI high gain ceramics antenna adapts different kinds of work environment. It is easy and convenient to link to wireless network for the users using desktop, laptop and other device that needs connect to wireless network.


Item Description
Module Name SWiFi-8188CU2 USB WiFi Module
Chipset Realtek RTL8188CUS
Protocol/standards IEEE 802.11n/b/g, 802.3,802.3u
Interface type USB2.0
Frequency range 2.4 ~ 2.4835 GHz ISM Band
Channels 1- 11(AMerica , Canada);
1- 13(China , Europe);
1- 14(Japan)
Data modulation OFDM/DBPSK/DQPSK/CCK
Working mode centralized control type (Infrastructure), peer to peer (Ad-Hoc)
Transfer rate 1,2,5.5,6,11,12,18,22,24,30,36,48,54,60, 90,120 and maximum 150Mbps
Spread Spectrum Technology IEEE 802.11b: DSSS (Direct Sequence Spread Spectrum)
IEEE 802.11g/n:OFDM (Orthogonal Frequency Division Multiplexing
Transmitting power <13dBm @ 11n,
<18dBm @ 11b,
<14dBm @ 11g
Operating voltage DC 3.3V or 5V (option)
Working current 95 ~ 140mA
Receiving sensitivity 11Mbps: -86dBm @ 8%
54Mbps: -73dBm @ 10%
130Mbps: -66dBm @ 10%
Transmission distance 100 meters farthest indoor
outdoor up to 300 meters (depends on the environments)
Support system Windows2000 / XP / Vista / Windows 7 / LINUX / WIN CE / MAC OS / Android ......
Antenna Connection On Board ceramic antenna or expand antenna by IPEX
RF input impedance 50 Ω
Module size 27 x 12 x 2 mm (L x W x H)
Technology No-Lead
Operational temperature -20 to 85°C


Mechanical Dimensions

Block Diagram

Application Diagram

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