Denon ออกAVR 3806 แทนที่ 3805 อีกแล้ว
1 HDMI switching and upconversion for all video formats to HDMI.
2 Firewire input.
3 Digital audio output to zones 2 and 3. It's annoying to have to connect analog stereo inputs for all digital devices just to hear them in the other zones.
4 The OSD works in ALL configurations and inputs/outputs, especially the volume.
5 Internal bi-amp capability

the Arcam AVR 300 or Denon 5805.
6 Assignable composite and s-video inputs, lets face it, we live in a digital world and there are too many composite and s-video inputs on the back of the 3805.
ข้อ 5 Biamp นั้น 3805 ก็ทำได้แต่ต้องต่อ external