GP's 3G 1Mbps package: price, data volume, Activation Code

GP offers following Package @ 1Mbps
Promotional Package :
Unlimited 
BDT 1,250
To activate
Dial *500*102#
OR
SMS 1000 U to 5000

2 GB at BDT 700
To activate
Dial *500*106#
OR
SMS 1000 1GB
to 5000

Regular Plan(after promotional package):

Unlimited
BDT 1400
To activate
Dial *500*102#
OR
SMS 1000 U to 5000

2 GB at BDT 850
To activate
Dial *500*106#
OR
SMS 1000 1GB
to 5000