This device is outstanding knowledgeable in the market,   Wireless G USB Adapter DWA -120  can be easily obtained,
and the price is still affordable,  this device is also still product  D-link is a project Management certification or
type approval that I was on the 2008 year ago, but now at this time we publish. The conduct of our certification process are implemented quickly and in accordance with the procedure pelakasanan that have been determined by Postel.

here is the specification of  Wireless G USB adapter DWA-120

SYSTEM REQUIREMENTS

• Windows 98 SE, ME, XP SP2, 2000
• SP4 or Vista
• CD-ROM drive
• 20MB hard disk space
• Available USB port

STANDARDS

• IEEE 802.11g
• IEEE 802.11b
• USB 2.0

FREQUENCY RANGE

• 2412 to 2462MHz (North America)
• 2412 to 2472MHz (General Europe)

EMISSION SCHEMES
DSSS, OFDM
DATA MODULATION SCHEMES

• 802.11b: DQPSK, DBPSK, DSSS, and CCK
• 802.11g: BPSK, QPSK, 16QAM,64QAM, and OFDM

DATA RATES 1

• 802.11g: 6/9/12/18/24/36/48/54Mbps, 108Mbps (Turbo mode)
• 802.11b: 1/2/5.5/11Mbps

ANTENNA

• Integrated antena

RECEIVE SENSIVITITY (802.11b)
(8% Error Rate)

• 82dBm at 11Mbps
• 87dBm at 2Mbps

RECEIVE SENSIVITITY (802.11g)
(1000-byte PDUs, 10% Error Rate)

• 88dBm at 6Mbps
• 86dBm at 9Mbps
• 84dBm at 12Mbps
• 82dBm at 18Mbps
• 78dBm at 24Mbps
• 74dBm at 36Mbps
• 69dBm at 48Mbps
• 66dBm at 54Mbps

TRANSMIT OUTPUT POWER (802.11b)
16dBm (+/-2dB) at 11, 5.5, 2, and 1Mbps

TRANSMIT OUTPUT POWER (802.11g)

• 14dBm at 54 and 48Mbps
• 16dBm at 36 Mbps
• 16dBm at 24, 18, 12, 9, and 6Mbps

SECURITY

• 64/128/152-bit WEP data encryption
• Wi-Fi Protected Access (WPA,WPA2)
• AES 3

Quality of Service (QoS)

• 802.11e
• WMM

Configuration /Security Seting

• Quick Install Wizard
• D-Link Wireless Connection

O.S. Suport

• Windows 98 SE, ME, 2000, XP, Vista

DIAGNOSTIC LEDs

• Activity

OPERATING VOLTAGE

• 5VDC +/- 5%

POWER CONSUMPTION

• Continuous transmit mode: 472 mA
• Continuous receive mode: 290 mA

Dimensions

• 87 x 28 x 12 mm

Operating Temperature

• 0º to 40º C

Storage Temperature

• -20º to 65º C

Operating Humidity

• 10% to 90% non-condensing

Storage Humidity

• 5% to 95% non-condensing

please use the telecommunication equipment which is legal by type approval certification from DGPT.