The mtn fastlink data card costs about N25000 in Nigeria but you can get my almost new data card for just 15K, all you need are;
- A 3g or hspda device ( for 15K)
- An mtn sim card
- Credit on your phone.
The cost for browsing on the mtn network ranges from N500 per day to about N10,000 per month and the maximum download quota for the monthly is 3gb after which you would eb charged on about N15 per kb of data downloaded. To subscribe one needs to send a particular text to 131. Go to mtnonline.com for further details.Buy an almost new MTN 3G data card for 15k.
If you're interested, post your email and I'll contact you.