Unuiga shows their new 3G WCDMA Android TV box, based on Dual-core Rockchip RK3168 ARM Cortex-A9 running at up to 1.5GHz. It is a 28nm HKMG low power process with GPU PowerVR SGX54X up to 600MHz. With the 3G WCDMA SIM card slot, you can even make a phone call on the Unuiga 3G Box directly and stream videos through 3G data. Connectors include USB, LAN, WIFI, Bluetooth, SD card reader, HDMI up to 1080P. It runs Android 4.2 at the moment (Lollipop upgrade maybe possible). Best price is at $53 from 1K order. Add $1 for Bluetooth 4, a $3 built-in webcam and built-in 2.5" Hard Drive options are also possible.
You can contact Unuiga here:
Mobile: +8618038133940 (works with WhatsApp)