Union internationale des tlcommunications Place des Nations 1211 GENVE 20 Suisse Switzerland Suiza COVERING NOTE GENERAL SECRETARIAT INTERNATIONAL TELECOMMUNICATION UNION Geneva, 31 March 2004 ITU TELECOMMUNICATION STANDARDIZATION SECTOR Subject: Corrigendum 1 (03/2004) to ITU-T Recommendation P.340 (05/2000), Transmission characteristics and speech quality parameters of hands-free terminals As the subject of Clause 10 “Acoustic echo controllers and speech enhancement devices“ of ITU-T Rec. P.340 is now integrated in ITU-T Rec. P.330, Clause 10 is deleted from ITU-T Rec. P.340.