1. Chip: RTL7601

 2.100% brand new, high quality
 3. Fully tested for Raspberry Pi 2 Model B 1GB
 4. Support 802.11e QoS enhancement (WMM)
 5. Support 802.11h TPC, spectrum measurement
 6. Support 802.11I (WPA,WPA2). Open, share key and pair key
 7. Compact structure

  Product specifications:

 1. Standard: IEEE 802.11b / g / n
 2. Interface: compliant with USB 2.0 and 1.1 Standards
 3. Antenna Type: Internal
 4. Power consumption: Send <305mA. Receive <190mA
 5. Receiving sensitivity:-64dBm,802.11n. -70dBm,802.11g. -80dBm,802.11b.
 6. Operating Range: up to 300 meters according to the surrounding environment.
 7. Frequency: 2.412?? 2.484GHz ISM band
 8. Channel: 1-13
Data transmission rate:
 1.802.11B: up to 11Mbps.
 2.802.11g: up to 54Mbps.
 3.802.11n: up to 300Mbps
 4. Security: 64/128-bit WEP (hexadecimal and ASCII). WPA,WPA-PSK,WPA2,WPA2- PSK TKIP / AES
 5. Color: black
 6. Size: about 32 x 15 x 8mm
 7. Net weight: 2g

  The package includes:
 1 x 300m USB Wifi adapter