Having used several, I like the Lightspeeds, any model really. I now have the Tangos because my minor claustrophobia doesn’t kick in until I have a pile of wires on top of me.
But on the other hand, you can get like 4 hours of lessons for what you’d pay for them. Any headset will be better than...
Looking back, I’d say the following were essential for me.
Bag: just something to keep your crap in. Doesn’t have to be an expensive flight bag, I used an old backpack until well through my training.
Headset: I got the Asa HS-1, gel ear pads and ear pad liners. $120 and they were comfortable...