1 EXHIBIT 16.1 [Deloitte & Touche LLP letterhead] June 11, 1998 Securities and Exchange Commission Mall Stop 9-5 450 5th Street, N.W. Washington, D.C. 20549 Dear Sirs/Madams: We have read and agree with the comments in Item 4 of Form 8-K of Sensys Technologies Inc. (formerly Daedalus Enterprises Inc.) dated June 9, 1998. Yours truly, /s/ Deloitte & Touche LLP