The "8M" in the keyword signifies the 8 megabytes of flash memory used to store the receiver's operating system and firmware. Receiver Model: Geant GN-2500 HD Geant GN-2500 HD
: You generally need an ALi RS232 upgrade tool (like "ALIUP.exe") and a null-modem cable. ALI3606 8M Geant GN2500 8M 2Tuner V1.07 20120717.16
Without two tuners, the PVR functions would be severely limited (you could only record what you are watching). This firmware explicitly supports dual-tuner operations, meaning the middleware includes a scheduler and recording manager. The "8M" in the keyword signifies the 8