I found pioneer VSX-329 for 90 Usd with 5 speakers

Hi guys , i am new to home theater and audio things

I found pioneer VSX-329 with 5 speakers 5.1 for 90 USD shall I get them or not ?
I am not expert at all . I don't know anything about home theaters
i have no clue how much they worth , so please help

* i am going to be using NEC pe401h projector for my setup