Operating system: Android 4.4 KitKat and OS processor</br>Flash memory: 8 GB NAND flash, SD expandable: Yes, Wi-Fi: 802.11 B/G/N, 2.4G/5.0G dual Wi-Fi</br>USB ports: 4 high speed USB 2.0, support USB disk and USB HDD card reader: SD/SDHC/MMC cards</br>Support decoder format: HD MPEG1/2/4, H264, HD AVC/VC-1, RM/RMVB, XVID/DIVX 3/4/5/6</br>Video subtitles: SRT/SMI/SUB/SSA/IDX+USB audio output: Coaxial & digital output SD/HD max</br></br>Product Description</br></br>DigiXstream DL4 quad core android TV box operating system: Android 4.4 KitKat OS processor: Am logic S805 quad core cortex A5 1.5ghz GPU: Quad-core mali-450MP GPU ram: 1GB DDR3 power supply: DC5V/2A power indicator (LED): Power on: Blue, standby: Red flash memory: 8 GB NAND flash SD expandable: Yes Wi-Fi: 802.11 B/G/N, 2.4G/5.0G dual Wi-Fi extender: Yes internal antenna: Yes Ethernet: 10/100M RJ45 USB ports: 4high speed USB 2.0, support USB disk and USB HD card reader: SD/SDHC/MMC cards Bluetooth: Bluetooth V4.0 HDMI: HDMI 1.4 up to 1080P Dolby true HD and DTS HD: Dolby true HD and DTS, AC3 located hardware decoded same function as S802H HD bypass through HDMI support decoder format: HD.</br><br/>http://www.amazon.com/gp/product/B00T0WLHQA