There are many hotel in the name of Synsiri so you have to make sure that it is the one that you want to stay, this one is located in LAdprao 98/1 alley. It is opposite Imperial world or now Big C Ladprao.
The bus stop is just 2 min walk.
There plenty of buses from this bus stop to MRT Ladprao and Central LAdprao or Chock Chai 4 area.
It is not suitable for whom who aim to use airport link/BTS to travel around Bangkok.
And it is actually not near MRT station.
The room is Ok but too dark and old. The bed is clean and comfortable.
Reception at the front desk 24 hours.
No luggage storage room.