Rivo L21 Coolsand Rda flsh firmware flsah file

                       Rivo L21

Firmware Coolsand Rda Flash bin File Free
  Connecting to Phone,Wait..
  Done.
  CPU    type: Coolsand (08090007)
  Flash  type: NOR
  Flash Model: flsh_spi32m
  Flash  Size: 0x400000(4.0M)
  reading,Wait...
  Read Completed.