Commend Duetto - Requirements for Audio and Video Transmission

Control Station Duetto Introduction
2.0/0518 11
Requirements for audio and video transmission
The following tables show the required bit rates for audio and video transmission per direction:
Audio transmission for SIP
Video transmission for IoIP
®
(for video codecs MJPEG and HTTP)
Video transmission for SIP (for video codecs H.264 Constrained Baseline and RTP)
ATTENTION:

Under certain circumstances, the required bit rates for video transmission can be higher than the giv-
en values!
 Video transmission applies only to the DUETTO series versions EE 980CM and SIP-EE 980CM!
Codec Sampelrate Bandwidth Bitrate
G.711 8 kHz 3.5 kHz 80 kBit/s
G.722 16 kHz 7 kHz 80 kBit/s
Opus 48 kHz 20 kHz <50 kBit/s
Opus 16 kHz 7 kHz <50 kBit/s
Speex 16 kHz 7 kHz <30 kBit/s
Speex 8 kHz 3.5 kHz <30 kBit/s
Format / resolution Bitrate
QVGA 1 MBit/s
1)
VGA 3 MBit/s
1)
1)
Applies for a frame rate of 5 fps.
Format / resolution Bitrate
QVGA 0.8 MBit/s
2)
VGA 2 MBit/s
2)
2)
Applies for a frame rate of 10 fps.