xii © 2020 unitech Electronics Co., Ltd. All rights reserved.unitech is a registered trademark of unitech Electronics Co., Ltd.MS852B Plus User’s ManualWarranty PolicyThe items covered under the unitech Limited Warranty are free from defectsduring normal use.The warranty period is varied from each country. Please consult with yoursupplier or unitech local office for actual length of warranty period to yourpurchased product.Warranty becomes void if equipment is modified, improperly installed or used,damaged by accident or neglect, or if any parts are improperly installed orreplaced by the user.