[TABLE OF CONTENTS] [CERTIFICATION I, Jack Lu, certify that: 1. I have reviewed this quarterly report on Form 10-Q of UTStarcom, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made,] [CERTIFICATION I, Edmond Cheng, certify that: 1. I have reviewed this quarterly report on Form 10-Q of UTStarcom, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made,] [18 U.S.C. SECTION 1350, SECTION 906 OF THE SARBANES OXLEY ACT OF 2002 (i) (ii) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. Dated: November 8, 2010 EX-32.1 4 a10-17289_1ex32d1.htm EX-32.1]

[TABLE OFNTENTS PARTI FINANCIAL INFORMATION 3 ITEM 1NDENSEDNSOLIDATED FINANCIAL STATEMENTS (UNAUDITED) 3 ITEM 2 MANAGEMENTS DISCUSSION AND ANALYSIS OF FINANCIALNDITION AND RESULTS OF OPERATIONS 25 ITEM 3 QUANTITATIVE AND QUALITATIVE DISCLOSURESOUT MARKET RISK 42 ITEM 4NTROLS AND PROCEDURES 44 PARTII OTHER INFORMATION 46 ITEM 1] [CERTIFICATION I, Jack Lu, certify that: 1. I have reviewed this quarterly report on Form10-Q of UTStarcom,Inc.; 2. Based on my knowledge, this report does notntain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements] [CERTIFICATION I, Edmond Cheng, certify that: 1. I have reviewed this quarterly report on Form10-Q of UTStarcom,Inc.; 2. Based on my knowledge, this report does notntain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements] [18 U.S.C. SECTION1350, SECTION906 OF THERBANES OXLEY ACT OF 2002 (i) (ii) The informationntained in the Report fairly presents, inl material respects, the financialndition and results of operations of thempany.ted: November 8, 2010 EX-32.1 a10-17289_1ex32d1.htm 4 EX-32.1]