Description
Video Features:
- Video codec: H.264 and H.263
- Image codec: JPEG,PNG, BMP
- Video call format: CIF/QCIF
- Bandwidth selection: 128kbps~1Mbps
- Frame rate selection: 10~30fps
- Adaptive bandwidth adjustment
- I-frame adjustable
- Picture-in-Picture (PIP)
- Full screen for remote side
- Video control of local side
- Door phone application
Audio Features:
- Wideband codec: G.722
- Narrowband codec: G.711(A/μ), G.723.1, G.729AB
- DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO
- Full-duplex hands-free speakerphone with AEC
- Voice activity detection
- Acoustic echo canceling
- Adaptive jitter buffers
- Packet loss concealment
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