Yes, you are right! RK3188 quad core Android 4.4 os tablet only offer $69.99.
Recently, Chuwi launched a quad core CPU with Android 4.4 OS tablet — Chuwi V71HD.
It with Rockchips RK3188 chipset, a quad core clocked at 1.6GHz. The tablet comes with Android 4.4 OS, 7 inch 1024*600 IPS 178 degree wide viewing angle display and it with 8GB nand flash ROM.
Antutu benchmark core can reach 18000+, 3D games is definitely no problem! Wifi/3G/Ethernet also supported. Chuwi V17HD support WiDi, can be connected keyboard, mouse, U disk, hard disk, gamepad, USB printer and so on.