Yes, a pair of earphones comes free with Samsung Guru Music 2 as in-the-box accessory.
No. Guru Music 2 do not have Bluetooth.
No. You cannot use 4g network sim cards. You need to select 2G network for your sim card and then you can use it.
No. Samsung Guru series phones do not have this option.
No. This is without camera samsung feature phone. Guru Music 2 do not have camera.