While software varies by manufacturer, the underlying hardware usually follows these specs: : Sunplus 1506T or 1506V (OTP version).
Here is a review based on common user experiences with this type of tuner update: dvbs1506tv10otp0 new software 2023
DVB‑S1506TV10OTP0 — Firmware 2023.XX While software varies by manufacturer
Multiple IPTV options and server protocols were added to increase channel access. Technical Specifications Chipset Family Sunplus 1506 series (specifically 1506TV) Board Version Flash Size Typically 4MB or 8MB Biss Key Shortcut Often "0" or "8888" depending on the specific patch Installation Precautions dvbs1506tv10otp0 new software 2023