Instruction manual

HD2018 Instructions manual

 https://drive.google.com/file/d/1qIGQgxpFT26BLfYcWA435yd4sgpM9lIo/view?usp=sharing

 

HD2018 how to connect with Sign 

https://drive.google.com/file/d/1SfTuEgLe7rQq1oHWc5X4XkzkR5MDyHrM/view?usp=sharing

 

HD mobile APP

https://drive.google.com/file/d/1bdgTgjjP6Cl3JeNIFpYmXV2SA7bweLRh/view?usp=sharing