... 2--Zm02Why select our product and cooperate with us:1.7" dual-point resisitive screen Multi-touch Cortex ... -in 1.3MPI/O port1*DC in,1*earphone,1*RJ45,1*TF slot,1*USB 2.0 Host port,1*USB ... 2.0 OTG port,1*HDMI ... indicatorsPower ,chargingKey -pressPower on/off 1 key,Volume 2 key,ESC 1 keyBattery Plymer lithium ion,2400 mahBattery timeWifi on 4 ...