Model Number：ND-186AH/ND-1688

Processor：ND-186AH ARM A536 Core 1.6GHz， 32KBI/DL1Cache, 2MBL2Cache/ND-1688 ARM A538 Core 1.6GHz， 32KBI/DL1Cache, 2MBL2Cache

Memory：DDR4/LPDDR4/LPDDR4x 2×32bit, maximum speed 4266 Mbps,  maximum capacity supported 16GB

AI Performance：7.2 TOPS INT8,  14.4 TOPS INT4, 1.8T FLOPS FP16/BF16, Support mixed precision computing/16 TOPS INT8，32 TOPS INT4,  4T FLOPS FP16/BF16, 0.5 FLOPS FP32,  Support mixed precision computing

Video Decode：H.264 & H.265: 10 channels 1080P @30fps, maximum resolution supported 7680 * 4320

Video Encode：H.264 & H.265: 10 channels 1080P @30fps, maximum resolution supported 7680 * 4320

Picture Codec：JPEG: decoding 480 fps @1080P; encoding 480 fps @1080P, maximum resolution supported 8192*8192

Video Input：Supports (8+4) Lane image sensor serial input, supports MIPI/Sub LVDS/HiSPi interfaces Supports 3 x 4 Lane or 6 x 2 Lane and other combinations, supports up to 6 sensor serial inputs Supports 8/10/12bit RGB Bayer video input, supports BT.601, BT.656, BT.1120 video input

Video Output：Supports HDMI 2.0 interface output, supports 2x4 Lane MIPI DSI interface output, up to  2.5Gbps/laneSupports LVDS, 16/18/24 bit RGB, BT.656, BT.1120 and other digital interfaces,  supports dual-screen display

Image Processing：ISP supports time-division multiplexing to process multiple sensor input videos, supports  ISP image processing capabilities up to 4Kp60, Supports 3A (AE/AWB/AF) functions, 3A parameters are user-adjustable, Supports two-frame wide dynamic and Advanced Local Tone Mapping, Fixed pattern noise elimination, bad pixel correction, lens distortion correction, purple fringing correction, Bayer noise reduction, 3D noise reduction, detail enhancement and sharpening enhancement,  supports fisheye expansion, image stitching, binocular fusion

Audio Interface：3 I2S interfaces, built-in Audio codec, support 16-bit voice input and output,  support 2 dual-channel input and output

High Speed Interface：PCIe Gen3 2x 2Lane 2 Ethernet RGMII interfaces, support speed 10/100/1000Mbps, 3 SD/SDIO controllers, 1 eMMC 5.1, bus width 4-bit, 2 USB 3.0, Host/Device, 2 SATA 3.0

Low Speed Interface：2 CAN BUS 2.0, 10 I2C interfaces, 4 MCLK interfaces, 20 PWM interfaces, 4 SPI interfaces,  8 UART interfaces, 6 ADC interfaces, multiple GPIO interfaces

Safety Performance：Support AES/DES/SM4/SHA acceleration, support true random number generation,  support secure key storage mechanism, support secure boot, support Trustzone

Operating Temperature：-20℃ +70℃

Tool Chain：Supports ONNX / Caffe / TFLite framework model formats Supports tensor flow / Pytorch / Paddle / TensorRT and customized INT4, INT8, FP16, BF16 quantization algorithms CV186AH / BM1688 / BM1684 / BM1684X tool chain compatible

EMMC：32GB/64GB/128GB

Power Supply：Phoenix terminal: 9-36V, DC: 12V/24V

Gigabit Ethernet：Default 2, can be expanded to multi-port switch board

HDMI 2.0：1-CH HDMI OUT

USB 3.0：4 , dual USB 3.0*2

TF Card：1

Micro SIM Card：1

RS485：2

RS232：2

DI/DO：4 groups DI, 2 groups DO

CAN2.0/FD：1

Audio Interface：Line in× 1, Line out× 1

Debug Serial Port：1 Type C port

Button：Reset button*1, Recovery button*1

Reserved Antenna：4 antenna ports

WIFI/BT：WIFI6 & BT5.0

4/5G Module：1 set of Mini PCIe interface

SATA Port：2-CH standard SATA and power supply interfaces, 1-CH M.2 SATA protocol interface

Lora，Zigbee：2 sets of Mini PCIe interface expansion Lora, Zigbee

Beidou Positioning：Beidou module onbroad, supports RTK high-precision positioning

LED Light：LED Light 1*4，PWR, REG, SYS, ALM

4G Antenna Indicators  (Antenna Parameters Can  be Customized)：Frequency: 820MHZ-960MHZ, 1710MHZ-2690MHZ, VSWR: <3,  Avg efficiency: >20%, impedance: 50±25 Ohm

WIFI Antenna Indicators  (Antenna Parameters Can  be Customized)：Frequency: 2400MHZ-2500MHZ, 5150MHZ-5850MHZ, VSWR: <3,  Avg efficiency: 2.4G>50%, 5G>30%, lmpedance: 50±25 ohm, peak gain: 2.4G: 3.60dBi,  5G: 3.38dBi

Timer Switch：Support

Power Switch：1 power switch, can add a rocker switch separately

Product Size (L× W× H)：206mm× 160mm× 56.9mm

Test Project：NDCOMPUTING PROBOX electrical performance

Protection Level：Default IP30, support IP50

Operating Temperature：-20℃ +70℃

Constant Moist heat：The test temperature is 40℃±2℃, the relative humidity is 93%±3%, and the duration is 48h

Vibration Test：The frequency range is 10Hz~55Hz, and the amplitude is 0.35mm

Impact Test：The peak acceleration is 150m/s2, the duration is 11ms, and the pulse waveform is a  half-sine post-peak sawtooth trapezoid

Electrostatic Discharge  Immunity Test：Contact discharge level 4 (test voltage 8KV), air discharge level 4 (test voltage 16KV)

Radio Frequency  Electromagnetic  Field Immunity Test：Protection (equipment) against digital wireless telephone radio frequency radiation  test level is level 3

Conducted Disturbance  Immunity Test Induced  by RF Field：Test level 3

Electrical Fast Transient  Burst Immunity Test：Test level 3

Surge (Impact)  Immunity Test：Power interface level 4: common mode line ground 4KV, differential mode line 2KV;  other signal interface level 3: common mode line ground 2KV, differential mode line 1KV

Electromagnetic  Interference (Radiation and  Conduction) Test：Test level: Class A