-in smart antenna wireless N performance Using 11N/150M chip, -in smart antenna, using WIFI wireless transmission function. It is suitable for multiple WIFI devices to share the Internet without a wireless router. Plug this device into a USB interface can access the Internet, and set it to transmit WIFI signals to allow desktop computers, laptops, tablets, and IPADs with wireless network cards. The mobile phone with WIFI function can receive wireless signal after setting up and share the Internet. Supported standards and protocols: IEEE 802.11g, IEEE 802.11b, CSMA/CA with ACK, IEEE 802.11n (draft 2.0) wireless technology Bus Type: USB 2.0 Frequency range: 2.4 to 2.4835 GHz Transmission rate:11n: up to 150M 11g: 6/9/12/18/24/36/48/54Mbps (adaptive) 11b: 1/2/5.5/11M (adaptive) Working channel number: 13 Data modulation:11b: CCK, DQPSK, DBPSK/11g:OFDM/11n: OFDM with PSK, BPSK, 16-QAM, 64-QAM RF : 20dBm (maximum) Antenna gain: 2dBi -in smart antenna LED indication: Status environment:Operating temperature: 0C to 40C/ temperature: -40C to 70C/Operating Humidity: 10% to 90% RH does not condense humidity: 5% to 90% RH does not condense Support operating system: /7/8/8.1/10; for MacOS10.6~for MacOS10.11; for MacOS 10.6~for MacOS 10.11 size: 20 x 15 x 6mm Material: Plastic + Metal colour: black Package Contents: 2 x USB Network Card 2 x Driver CD Only the above package content, other products are not included. Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.