3GPP TS (2008-12) Technical Specification 3rd Generation Partnership Project; Technical Specification Group Services and System Aspects ; Terminal acoustic characteristics for telephony ; Requirements ( Release 8) The present document has been developed within the 3 rd Generation Partnership Project (3GPP TM) and may be further elaborated for the purposes of 3GPP. The present document has not been subject to any approval process by the anizational Partners and shall not be implemented. This Specification is provided for future development work within 3GPP only. anizational Partners accept no liability for any use of this Specification. Specifications and reports for implementation of the 3GPP TM system should be obtained via the anizational Partners' Publications Offices. 3GPP 3GPP TS (2008-12) 2 Release 8 Keywords UMTS, terminal, telephony, acoustic, LTE 3GPP Postal address 3GPP support office address 650 Route des Lucioles - Sophia Antipolis Valbonne - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 yright Notification No part may be reproduced except as authorized by written permission. The copyright and the foregoing restriction extend to reproduction in all media. ? 2008, anizational Partners (ARIB, ATIS, CCSA, ETSI, TTA, TTC). All rights reserved. UMTS ? isa Trade Mark of ETSI registered for the benefit of its members 3GPP ? isa Trade Mark of ETSI registered for the benefit of its Members and of the anizational Partners LTE ? isa Trade Mark of ETSI currently being registered for the benefit of its Members and of the anizational Partners GSM ? and the GSM logo are registered and owned by the GSM Association 3GPP 3GPP TS (2008-12) 3 Release 8 Contents Foreword ............................................................................................................................................................. 5 Introduction .....................................................................................