Features:
Humanized Antenna Design.
The detachable and replaceable antenna design makes powerful expansibility, and the 2dBi omni antenna delivers longer wireless transmission distance.
High Gain, Stronger Signal Receiving Capability.
High gain 2dBi performance, ensures longer receiving and transmitting distance, bringing you superior experience of watching TV, listening to music, playing games, etc.
High-Performance Through-Wall.
Features powerful through-wall capability and low radiation, and provides better wireless penetration and robust signal stability in complex wireless environments with multiple obstructions or interference.
Wide Compatibility.
Widely compatible for Windows XP/7/8, Vista, Linux, Android, and other OS.
Flexible Design.
The flexible structure of the antenna makes it support free rotation from multiple dimensions, and allows users to adjust based on using habits and signals to improve the signal sensitivity and ensure high rate.
Specification:
Brand: ZAPO
Model: W90
Standards: IEE 802.11n/g/b
Interface: USB 2.0
Wireless Rate: 
11n: up to 150Mbps (downlink) and 150Mbps (uplink)
11g: 54/48/36/24/18/12/9/6M
11b: 11/5.5/2/1Mbps
Frequency: 2.4-2.4835GHz
Working Channel: 1-14CH
Modulation:
11b: CCK, DQPSK, DBPSK
11g: OFDM
11n: OFDM with PSK, BPSK, 16-QAM, 64-QAM
Data Security: 64/128bit WEP Encryption, WPA, WPA-PSK, WPA2, WPA2-PSK, TKIP/AES
RF Power: 20dBm (Max.)
Supported OS: for Windows XP/Vista/Win7/8/10/Linux
Item Length: 14.2cm / 5.6inches
Item Weight: 13.2g / 0.5oz
Package Size: 14.6 * 9.8cm / 5.7 * 3.9inches
Package Weight: 38g / 1.3oz
Package Included:
1 * Network Card
1 * Driver CD