Ans 1. When you attend calls there is a latency of 10 to 15 seconds till a clear sound heard. And also feel a echo for whom you called
Ans 2. It’s depends on offer given by Amazon.
Ans 3. Yes returnable Product
Ans 4. Yes
Ans 5. I don’t know about the previous model but this model is having 5-6 hours playback
Ans 6. No
Ans 7. shouldn’t be a problem as this is just a Bluetooth device. Requires frequent charging, Difficulty observed using siri, Ear flaps hard resulting pain, Recommended for short time use
Ans 8. Yes, using it with a hp laptop
Ans 9. Though I have boat 441 but, you can go for jbl since budget is not your problem
Ans 10. I didn’t used it from long time, but it gives approx 3-4 hours and case vl change further. No bother about charging and u can use single earbud too.