The train composition is 1 AC Chair car and 3 Second seating with 2 guard vans.
The track is Dual Gauge track.Both BG and MG can be used.
Kolkata to Gede is electrified portion and EMU service exists Between Kolkata- Gede (Indian Border).
Loco is WDM 2 as regular sometimes WAM 4 upto border.

Bangladesh me bhi BG aur MG dono he. Par aur ek category jisko Dual guage bolte he wobhi hai. 3 rails present hote he track pe. Zyada info ke liye Wikipedia me check karna "Dual Guage" ke liye.