Standards Compliance: IEEE802.11b/g (Wireless) Chipset: ZyDAS1211 Operation Mode: Ad hoc, Infrastructure (Access Points is needed) Modulation Method: IEEE 802.11b: CCK, DQPSK, DBPSK IEEE 802.11g: BPSK, QPSK, 16QAM, 64QAM RF Spreading Method: IEEE 802.11b : DSSS (Direct Sequence Spread Spectrum) IEEE 802.11g : OFDM (Orthogonal Frequency Division Multiplexing) Operation Mode: Ad HOC Infrastructure (Access Point is needed) Frequency Band: N. America / FCC : 2.412 ~ 2.462 GHz (11 channels) Europe CE / ETSI : 2.412 ~ 2.472 GHz (13 channels) Japan : 2.412 ~ 2.484 GHz (14 channels) France : 2.457 ~ 2.472 GHz (4 channels) Spain : 2.457 ~ 2.462 GHz (2 channels) Transmission Rates: 1 ~ 54 Mbps, with auto fallback Transmitter Characteristics: 17 dBm @11b, 14 dbm @11g Receiver Characteristics :Sensitivity: at 11 Mbps: < -85 dBm @8% FER at 54 Mbps: < -68 dBm @8% FER Security: 64-bit or 128-bit WEP (Wired Equivalent Privacy) /WPA TKIP (Temporal Key Integrity Protocol) I/O interface: USB 2.0 LED: Green LED Indicator Antenna: On Board Chip Antenna Environmental Requirements: Operating Temperature:0?to 55?C Storage Temperature: -20?to 70癈 Humidity: 5% to 90%, non-condensing Dimensions: 58 x 23 x 9 mm Weight : 9.6g Power Consumption Transmit: <320mV, Receive: <210mV Regulartory Approval: FCC;CE Software Support : Windows-based Wireless Management System. Windows 98, Me, NT 4.0 (SP4 or above), 2000, XP, Linux, MAC Transmission Range: 100 to 300 meters (depend on surrounding)