wifi usb wireless adapter COMFAST CF-WU720N Ralink RT5370 150Mbps 802.11n mini usb wifi driver

CF-WU720N

Chipset 

RALINK 5370

Standard

IEEE 802.11g,IEEE 802.11b,CSMA/CA with ACK.used with IEEE 802.11n(draft 2.0)

wireless technology

Interface

USB 2.0

Frequency 

2.4~2.4835GHz

Wireless Speed

11n: the highest data rate can reach to 150Mbps

11g: 6/9/12/18/24/36/48/54Mbps(Dynamic)

11b: 1/2/5.5/11Mbps(Dynamic)

Working channel 

1~13

Data Modulation

11b: CCK,DQPSK,DBPSK

11g: OFDM

11n: OFDM with PSK,BPSK,16-QAM,64-QAM

RF power

20dBm(Maximum)

RF gain

2dBi  internal smart antenna 

Encryption

64/128/152 digit WEP encryption,WPA/WPA-PSK,WPA2/WPA2-PSK Encryption

LED indicator

Link/Activity

Working environment

Working temperature: 0°C to 40°C

Storage temperature: -40°C to 70°C

Working Humidity: 10% to 90%RH 

Storage Humidity: 5% to 90%RH 

Operation system

Windows 2000/XP/Vista/WIN 7/LINUX etc.

Range

Indoors:  50-100m (Theoretical Value)

Outdoors: 100-200m ( Theoretical Value)