Chapter 1: Introduction; Features; Safety Information; Specification - Planet WNL-U553 User Manual

Chapter 1: Introduction

Complying with the most innovative 802.11n technology, PLANET delivers a reliable and cost effective
solution - WNL-U553. WNL-U553 is a USB2.0 wireless adapter which integrates one transmit channel and
two concurrent receive channels; thus, it supports up to 150Mbps upload and 300Mbps download data rate.
Using 2.4GHz frequency band; it is backward compatible with 802.11b and 802.11g for users to create a new
wireless environment based on existing wireless network.
The WNL-U553 provides WEP , WPA(2)-PSK, WPA(2) EAP-TLS high-level security mechanisms, to protect
the information exchange through wireless. Moreover, in order to simplify the security configurations, WPS
(Wi-Fi Protected Setup) is enhanced in WNL-U553. This design helps inexperienced users to secure their
wireless network quickly and easily.
The WNL-U553 supports most popular operating systems, Windows 2000 / XP / Vista. With advanced
features and high speed capability, the WNL-U553 gives users the greatest performance anytime anywhere.

1-1 Features

2.4GHz ISM band, unlicensed operation
Compliant with IEEE 802.11b, IEEE 802.11g, IEEE 802.11n (draft 2.0)
USB 2.0 attached interface
Antenna: Internal two Antennas with one TX and two RX
Provides up to 300Mbps download and 150Mbps upload data rate
Supports Wi-Fi Protected Setup (WPS)
Supports WEP , WPA(2)-PSK, WPA(2) EAP TLS high-level security mechanisms
Supports most popular operating systems including Windows 2000 , XP and Vista

1-2 Safety Information

In order to keep the safety of users and your properties, please follow the following safety instructions:
1. This USB wireless network card is designed for indoor use only. DO NOT expose this network card to
direct sun light, rain, or snow.
2. DO NOT put this network card at or near hot or humid places, like kitchen or bathroom. Also, do not left this
wireless network card in the car in summer.
3. This network card is small enough to put in a child's mouth, and it could cause serious injury or could be
fatal. If they throw the network card, the card will be damaged. PLEASE KEEP THIS NETWORK CARD
OUT THE REACH OF CHILDREN!
4. This network card will become hot when being used for long time (This is normal and is not a malfunction).
DO NOT put the network card on a paper, cloth, or other flammable objects after the network card has been
used for a long time.
5. There's no user-serviceable part inside the network card. If you found that the network card is not working
properly, please contact your dealer of purchase and ask for help. DO NOT disassemble the network card
by your self, warranty will be void.
6. If the network card falls into water, DO NOT USE IT AGAIN BEFORE YOU SEND THE CARD TO THE
DEALER OF PURCHASE FOR INSPECTION.
7. If you smell something strange or even see some smoke coming out from the network card, switch the
computer off immediately, and call dealer of purchase for help.

1-3 Specification