I know that
MIRELIA offers it
Member Area traffic from own sources
Top 300x250
Bottom 300x250
Interstitial 320x480
Only Tier1: US- 75%, UK-5%, CA-5%, AU-5%, NZ-5%, low geo - 10%
СРС/СРМ: СРС from $0.01, СРМ dynamic
Devices - 90% mobile, especially Android, also has Desktop, Tablet
Deps: Wire, Cards, Paxum
Min – 50$