iPrefaceAbout This ManualThis manual explains how to install, operate and maintain the MS840-series wireless scanner.No part of this publication may be reproduced or used in any form, or by any electrical ormechanical means, such as photocopying, recording, or information storage and retrievalsystems, without permission in writing from the manufacturer. The material in this manual issubject to change without notice.© Copyright 2012 Unitech Electronics Co., Ltd. All rights reserved.Unitech global website address: http://www.ute.comBluetooth is a registered trademark of Bluetooth SIG.