Standards

• IEEE 802.11 b/g

Chipset

• Ralink MAC/BB RT2571W

RF Chip

• Ralink Transceivers RT2528L

Host Interface

• USB 2.0

Operating Voltage

• 3.3V +/- 5%

Power Consumption

• 11g

  TX: 365mA

  RX: 270mA

• 11b

  TX: 350mA

  RX: 270mA

Antenna Connector

• Two (2) External Antennas

Frequency Range

• 2.412GHz ~ 2.4835GHz

Modulation

• 802.11b: Direct Sequence Spread Spectrum (DSSS)

• 802.11g: Orthogonal Frequency Division Multiplexing (OFDM)

Channels

• USA (FCC): 11 channels (2.412GHz ~ 2.462GHz)

• ETSI: 13 channels (2.412GHz ~ 2.472GHz)

• Japan: 14 channels (2.412GHz ~ 2.4835GHz)

• 802.11b (22Mbps, 11Mbps, 5.5Mbps, 2Mbps, 1Mbps)
• 802.11g (54Mbps, 48Mbps, 36Mbps, 24Mbps, 18Mbps, 12Mbps, 9Mbps, 6Mbps)

• 802.11b: both Short and Long
• 802.11g: Long only

• up to 10dBm

Receive Sensitivity

• -69dBm at 54Mbps, 10% PER

• -71dBm at 48Mbps, 10% PER

• -76dBm at 36Mbps, 10% PER

• -79dBm at 24Mbps, 10% PER

• -82dBm at 18Mbps, 10% PER

• -84dBm at 12Mbps, 10% PER

• -85dBm at 9Mbps, 10% PER

• -85dBm at 6Mbps, 10% PER

• -85dBm at 11Mbps, 10% PER

• -88dBm at 5.5Mbps, 10% PER

• -88dBm at 2Mbps, 10% PER

• -88dBm at 1Mbps, 10% PER

Media Access Protocol

• CSMA/CA with ACK