The photobook is A4 size and the calendar is B5 size. The photobook will have 80 pages! Wah! ^_^ It costs 5,500 yen (Rp 548.000,-) , reservation period starts from April 6-12, and it’ll be available April 16-20.
You can Purchase the Photobook and calendar HERE
Source: 2NE1 Japan + Famima