无线RS232串口wifi服务器

The VIA Networking WLAN USB dongle solution is the innovative

design of VNT’s wireless chipset. The WLAN module based on VIA Networking VT6656 is fully compliant with IEEE’s security and 802.11g standards. Enabling data rates between wireless devices of up to 54Mbps, it can deliver the bandwidth  necessary  for  real-time  streaming  of  high-definition  digital  multimedia  content  in  home  networks,  and provide high-speed email, web and LAN access to multiple mobile users in corporate environments or public hotspots.

Frequency Band:                              ·2400-2483.5MHz( for US, Canada)·2400-2483.5MHz( for Europe)
Operating Channel:                           IEEE 802.1b, Direct Sequence Spread Spectrum, IEEE 802.11g, Orthogonal Frequency Division Multiplexing
·11 Channels( US, Canada)
·13 Channels( Europe, Japan)
Modulation Type:                              QPSK, BPSK, CCK, OFDMDataRate:                                                  Up to 54Mbps
Antenna:                                         To support one chip antenna or external antenna via connector
Radiation Power:                              13-17Bm at maximum radition direction
Power Consumption:                         ·384uA@5V, Suspend/ high speed mode  ·259mA@5V, Active/ high speed mode
Receiver Sensitivity:                        ·Min-71dBm@54Mbps, PER<8%   ·Min-84dBm@11Mbps, PER<8%
Compliant:                                       FCC Part 15 B, C(USA); CE ETSI 300-328(Europe) ; USB-IF
Media Access Controller/ Baseband Controller
Chip:                                              VT6656
Media Access Protocol:                     CSMA/ CA( Collision Avoidance) with ACK
USB Interface
Host Interface:                                 Support USB2.0/1.1 standard
Driver Supporting
Operating System:                            Windows: 98SE/ Me/ NT/ 2000/ XP/ 2003 Ser., Linux( 2.4.x/2.6.x), CE( 4.2/5.0b)
Mechanical
Physical Dimension:                          60x24x4mm( without connector) Weight:                                           10g
Environmental Requirement
Operating Temperature:                      ·0°C to 55°C in Operating