Separate ports for TV and VCR connectivity.

Fully compliant with MPEG-2 and DVB-S standards for high-quality video and CD-quality audio.

Supports up to 5,000–10,000 programmable TV and Radio channels.

Used for software updates and data transfer between PC and receiver.

Dedicated port for controlling external switches and converters. Openbox X810 Satellite Receiver Guide | PDF - Scribd