The file version matches your exactly (using the wrong dump can permanently damage the hardware). Standard USB software updates have failed. Are you trying to fix a stuck receiver , or Echolink EL-2020 Full HD Satellite Reciever | Daraz.pk

Sunplus SPHE1506 (a common processor for budget HD receivers).

Support for high-definition video output via HDMI.

This is typically applied using an RS232 programmer or a CH341A external flasher when the receiver no longer boots or is stuck on "ON" or "LOAD." 🚀 Common Features of the Echolink 2020

Plays movies, music, and photos from a USB drive.

Once the device is functional, these are the core capabilities it offers: