I have attended interview at Logitech - Chennai, totally 4 rounds, 1st round- General Aptitude of average difficulty, 2nd round - Written test for HR questions (Genera), 3rd round - Face to Face (HR), I got passed all the round and HR told that I will get a call for final round (4th) next week and I have to face the project manager in final round.
I got a call after 10 days and I went for final round with project manager.