“Orange Pi 2G-IoT was unveiled at the start of the year as an ultra cheap ($10) Linux development board with 2G cellular connectivity. The board has just launched for $9.90 + shipping on Aliexpress. Orange Pi 2G-IoT specifications have changed a little since the initial announced as WiFi is confirmed to be supported: SoC – RDA Micro 8810PL ARM Cortex A5 processor @ up to 1.0 GHz with 2Gbit (256 MB) on-chip LPDDR2 RAM, 4Gbit (512 MB) on-chip SLC NAND flash , 256KB L2 cache, Vivante GC860 3D GPU, and GSM/GPRS/EDGE Modem (Download datasheet); External Storage – micro SD slot; Display I/F – LCD connector up to qHD resolution; Video – Decoding up to 1080p30, encoding up to 1080p30 H.264; Audio I/F – 3.5mm audio +FM jack, built-in microphone?; Connectivity – WiFi 802.11 b/g/n + Bluetooth 2.1/EDR module (RDA5991), and 2G GSM/GPRS/EDGE module with SIM card slot; Camera – MIPI CSI-2 connector for camera sensor up to 2MP; USB – 1x USB host port, 1x micro USB OTG port; Expansion – 40-pin GPIO header with SPI, I2C, ADC, GPIOs, PWM, etc…; Debugging – 3x pin UART for serial console; Misc – 8 selection jumpers, power button, boot selection header; Power Supply – 5V via micro USB port; optional battery; Dimensions – 68 x 42 mm; Certifications – CE and FCC (if we can believe the markings on the PCB silkscreen)”