For the RV908T led receiving card, you can check the HUB75 interface here
If you need any other information of rv908 receiving card or Support For LINSN led receiver,please contact us!
Contact:LINSN LED
Phone:+86-137-8705-0055
E-mail:sales@linsnled.com
Company:Shenzhen Linsn LED Co.,Ltd.
Add:Building 11,SanLian Industry Park,SongBai Road,BaoAn District,Shenzhen,China.