| 모델 | IoT-3399E V1.2 |
| Size | 120x75mm |
| CPU | RK3399, quad core，main frequency 1.8GHz，Android 7.1 |
| Internal Memory | Standard configuration 2G(4G optional) |
| Built-in Storage | Standard configuration 8G(16/32/64G optional) |
| Built-in ROM | 2KB EEPROM |
| LVDS output | 1 single/double channel，can drive 50/60Hz LCD panel directly |
| HDMI output | 1,support 1080P@120Hz，4kx2k@60Hz output |
| HDMI input | Support HDMI IN（can select TF card slot） |
| eDP output | Can drive many kinds of resolution LCD panel with eDP interface |
| Audio and Video ouput | Support left and right channels output, built-in dual 4R/20W,8R/10W amplifier |
| Earphone | Support one channel earphone interface |
| USB2.0 interface | 2*USB HOST、4*USB Socket |
| Serial port | 5 channels serial port (4*232,1*TTL) |
| Others extended interface | 1*IIC，11*IO port，ADC and button interface |
| WIFI、BT | Built-in WIFI，BT4.0 |
| 3G/4G | PCI-E 3G/4G networks and voice calls |
| Ethernet | 1，10M/100M self-adapting Ethernet |
| USB to ethernet | 1，10M/100M self-adapting Ethernet （optional，or configurate to RS232 serial port ） |
| GPS | External GPS（optional） |
| RTC Real Time Clock | Support, Support Timing Switch |
| System Upgrade | Support local TF,USB upgrade |
