Idea3399 is a single board computer equipped with RK3399 Cortex-A72 + Quad Cortex-A53 processor coupled with 4GB RAM, 8GB eMMC, an mPCIe slot for cellular connectivity, and other interactive interfaces geared towards to AI and IoT Applications. 
Display features include a mDP port, HDMI and MIPI LCD. Idea3399 adopts ALC5651 dual I2S interface audio codec that supports analog/digital input. The 2x USB3.0 Type C can be converted to HDMI/USB3.0/USB2.0. In addition, Type C0 also can be used for debugging.
The board is available with a WiFi/BT module with dual-band 802.11ac/a/b/g/n and Bluetooth 4.1 connectivity. 
The BOARDCON Idea3399 SBC is equipped with a 4G model(optional) that delivers 100Mbps downlink and 50Mbps uplink data rates, and GSM/GPRS networks to ensure that it can connect even in remote areas devoid of 4G or 3G coverage. The model also combines high-speed wireless connectivity with embedded multi-constellation high-sensitivity positioning GPS+GLONASS receiver.
Other expansion features include a M.2 slot, 2x MIPI Cameras, MIC Array, 8-pin PoE connector, IR in, etc.