There are 4 products.
Designed to exchange data between the receiver and destination devices over a wireless network at a frequency of 2.4 GHz, in accordance with the IEEE 802.11g standard; 802.11b; 802.11n
* Wifi Key, Nano Wireless-N Network Adapter
* 2.4 GHz Frequency Range (2.412-2.484GHz)
* Support Windows 2000 / xp / vista / win 7, mac os & Linux
Operating System Android 4.2.2 (Jelly Bean) Graphics Shell Spark 2 Processor Cortex A9 Dual Core 1.5G / 1GB RAM / 8GB ROM and Guaranteed over two years.
HDTV digital satellite receiver Spark 2 Combo:
• Full compatibility with DVB-S2, DVB-T / C, DVB-T2
• Operating system 4.4.2 All applications (KitKat)
• Graphic Shell Spark 2