Yes, you can set MP3 ringtones of your choice.
Yes, Nokia 3310 does have vibration function.
Yes, Nokia 3310 does come with removable battery.
Yes, Nokia 3310 does have a speaker available just beside the rear camera. Nokia 3310 does have conference call option.
You need to ask eBay why they are taking more money from customers? Nokia 3310 company suggested sales price is Rs.3310.00 only.
There are a few things that do bring back the feeling of owning an original Nokia 3310, such as the classic Nokia ringtone, the physical buttons, the tiny body, and solid build quality.
You can buy other feature phones for less than this, and the new Nokia 3310 doesn't justify the extra outlay over the simple nostalgia card it's playing.