96XX series MCU digital key DTMF with the following () key to change the venue port multi-screen mode. (Multiple choice)
A . 2
B . 4
C . 6
D . 8
Answer: AD
96XX series MCU digital key DTMF with the following () key to change the venue port multi-screen mode. (Multiple choice)
A . 2
B . 4
C . 6
D . 8
Answer: AD