GWF-3M04 is a WLAN module supporting IEEE 802.11 b/g/n standards with 4-pin connector
supporting USB 2.0 interface. This is a low cost compact WLAN module designed in the product
with embedded system for the wireless connectivity.

Hardware:

• Chipset: Ralink RT3070
• Host interface: USB2.0 (6-pin 2.0mm male pitch jumper)
• LEDS: link/activity
• Antenna: external antenna visa IPEX socket
• Frequency: 2412 to 2483.5MHz, ISM band
• Transmit power: 802.11b: 17±1.5dBm; 802.11g: 14+/-1.5dBm;
• Receive sensitivity: 802.11b: -84dBm at 11Mbps; 802.11g: -68dBm at 54Mbps

Software:

• Operating system: Windows CE/2000/XP/Vista; Linux; Mac OS X
• Security: WEP 64/128, WPA, WPA2, 802.1x, Cisco CCS V1.0, 2.0 and V3.0 compliant

Operating conditions:

• Voltage range: DC 5.0V ± 5%
• Operating temperature: 0 to 50°C
• Storage temperature: -20 to 70°C
• Operating humility: RH 95% (non-condensing)
• Storage humidity: RH 95% (non-condensing)

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