Specifications

Lecture Recorder x2 User Guide 3-2 Fine-tune channel configuration
Value Description
G.711 8KHz (a-Law) Used primarily in North America for streaming and recording voice. This codec
uses only 64kbps of bandwidth.
G.711 8KHz (µ-Law) Used in counties outside North America.
Codec and file format compatibility
The following table displays the compatibility between the video/audio codecs and formats supported for
streaming.
Video Codec selec-
ted
Audio Codec selected RTSP FLV ASF
MPEG-TS
MJPEG
H.264 No audio codec
ü ü ü ü 
H.264 LPCM
ü ü ü  
H.264 G.711
ü  ü  
H.264 MP3
ü ü ü ü 
H.264 AAC
ü ü ü ü 
MPEG-4 No audio codec
ü  ü  
MPEG-4 LPCM
ü  ü  
MPEG-4 G.711
ü  ü  
MPEG-4 MP3
ü  ü  
MPEG-4 AAC
ü  ü  
MJPEG No audio codec
    ü
The following table displays the compatibility between the video/audio codecs and formats supported for
recording.
Video Codec selected Audio Codec selected AVI MOV
MPEG-TS
H.264 No audio codec
ü ü ü
H.264 LPCM
ü ü 
H.264 G.711
ü ü 
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