User's Manual

7. Technical specifications of WL-280
Hardware compatibility
− IBM-compatible computer with a USB port
Driver support
NDIS 4.0
− Windows 98
− Windows 2000
Standards supported
− IEEE 802.11 standard for Wireless LAN
− All major networking standards (including TCP/IP, IPX)
Environmental
Operating temperature (ambient):
− -10°C to 50°C (Operating),-20 to 70°C (Storing)
− Max . Humidity:95% Non-condensing
Power specifications
Operating voltage:
− +5 V ,+3.3V DC ±5%
− Nominal Temp Range: 17 dBm
− Extended Temp Range: 14 dBm min.
− Transmit Power, 2.7v to 3v: 14 dBm min.
Radio specifications
Range:
− per cell indoors approx. 35-100 meters or more
− per cell outdoors up to 100-300 meters
Frequency range:
− 2.4-2.4835 GHz, direct sequence spread spectrum
Number of Channels:
− Europe: 13 (3 non-overlapping)
− US: 11 (3 non-overlapping)
− France: 4 (1 non-overlapping)
Antenna system:
− Internal patch antenna supporting diversity.
Mobility:
− Seamless roaming across cell boundaries with handover
Specific features