Original Banana PI A20 Dual Core Development Board ( new, just checked ) 2300/- Rs.

wu no - 09898495452

CPU    A20 ARM Cortex™-A7 Dual-Core
GPU    ARM Mali400MP2Complies with OpenGL ES 2.0/1.1
Memory (SDRAM)    1GB DDR3 (shared with GPU)
Onboard Storage    SD (Max. 64GB) / MMC card slot UP to 2T on 2.5 SATA disk
Onboard Network    10/100/1000 Ethernet RJ45, optional WIFI
Video Input    A CSI input connector allows for the connection of a designed camera module
Video Output    HDMI, CVBS, LVDS / RGB
Audio Output    3.5 mm Jack and HDMI
Power Source    5 volt via MicroUSB (DC In Only) and / or MicroUSB (OTG)
USB 2.0 Ports    2 (direct from Allwinner A20 chip)
GPIO(2X13) pin    GPIO, UART, I2C bus, SPI bus with two chip selects, CAN bus, ADC, PWM, +3.3v, +5v, ground.
LED    Power Key & RJ45
Remote    IR (Optional)
OS    Android 4.2,Firefox OS and Linux etc. OS
Buttons    Reset button    Next to MicroUSB connector
Power button    Next to Reset button
Boot button (Optional)    Behind HDMI connector
Product size    92 × 60mm
Weight    About 48g