Earnbtc.io is a Paid To Click program or PTC. PTC connects advertisers and viewers; the advertiser pays for ads while the viewer get paid for viewing the ads.
Minimum Payout : 0.00030000 BTC
Referral Rate : 5%
Profit Per Click : 0.00000015 BTC
E-currency Accepted : Faucethub, Cryptocurrency Wallet
This is what it says on Earnbtc.io website:
EarnbtC is new concept GPT which allow advertisers to reach thousands of potential customers displaying their ads on EarnbtC and users can earn BTC just viewing them. You can earn by watching ads, autosurf, offerwalls. There are also referral contest and many other earning options.