- Rockchip RK3399 6-Core Cortex A72 + A53 2.0GHz SoC
- On-board DDR3L 2G RAM, 16GB eMMC, HDMI 2.0, RS232
- Supports 2 Display, 1 OTG, 8 USB, 1 LAN, GPIO/I2C
- Supports 4K H.264/H.265 up to 60fp 10bits coding
- Supports Android 7.1 & Debian 9.0

Model Name R3399XL
Part Number JR3399XL-2C
Form Factor3.5" (146 x 102mm)
CPURockchip® RK3399 Cortex A72 (Dual Core) + Cortex A53 (Quad Core) 2.0GHz
PMURockchip® RK808-D
MemoryOnboard 2GB DDR3L-1333, non-expandable
GraphicsMali-T860 MP4 GPU, OpenGL ES1.1/2.0/3.0, OpenCL1.2, DirectX11.1
AudioRealtek ALC5640 2 Channel HD Audio
WiFi1 x AMPAK AP6356S for 802.11 a/b/g/n/ac, 2.4/5.0GHz & BT 4.1
LAN1 x Realtek RTL8211E Gigabit LAN
StorageOnboard 16GB eMMC, up to 64GB for OEM
1 x Micro SD Socket up to 256GB
Rear Panel Connectors
External IO 1 12V DC-in Jack
1 HDMI-out (3840 x 2160 @ 60Hz)
2 USB 3.0
2 USB 2.0
1 RJ45 LAN
1 3.5mm Audio (Line-out and MIC)
1 Micro SD Socket
Onboard I/O Connectors
Internal IO 1 Serial Headers (RS232)
3 USB Headers for 4 * USB 2.0
1 eDP (4096 × 2304 @ 60Hz)
3 UART Header
1 GPIO Header
1 I2C Header
1 Speaker Header 3W
Power Supply for R3399XL
External Power Supply – the board can be powered with a +12V external power supply though a locking DC connector on the back panel. The rear +12V DC jack accepts locking plugs with an inner diameter (ID) of 2.5 mm and an outer diameter (OD) of 5.5 mm, where the inner contact is +12V and the shell is GND.
Market Segments Supported
√ IoT
√ Digital Signage
Operating Temperature : -10 ~ 60°C with 0.7 m/s air flow
Storage Temperature : -20 ~ 70°C
Ordering Info
Part Number Description
JR3399XL-2C RK3399 3.5" SBC
OS Support List
Android Linux
Android 7.1 Debian 9.0
1.0  G03-R3399-F.pdf
Power Consumption Report  Reports available upon request
Temperature Test Report  Reports available upon request