Go Live Technical Specifications - for Communities & Courses

TECHNICAL SPECIFICATIONS FOR LIVE VIDEOS


Key Frame Interval: 2 seconds (recommended)

Streaming Protocol: WebRTC (real-time low-latency)


RESOLUTION AND BITRATE RECOMMENDATIONS

Current Configuration: 720p @ 30 fps (HD)

  • Resolution: 1280 × 720
  • Video Bitrate: 1,200 Kbps (1.2 Mbps)
  • Frame Rate: 30 frames per second
  • Aspect Ratio: 16:9
  • Simulcast: Enabled (automatically generates multi-quality streams)

Quality

Resolution

Bitrate

Frame Rate

High 1280 × 720 1,200 Kbps 30 FPS
Medium ~640 × 360 ~500 Kbps 30 FPS
Low ~320 × 180 ~150 Kbps 30 FPS


VIDEO SPECIFICATIONS

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  • Protocol: WebRTC Streaming
  • Supported Codecs: H.264 (default), VP8, VP9, AV1
  • Video Length: No duration limit (configurable per session)

    Frame Type: Progressive Scan

    Bitrate Encoding: Variable Bitrate (VBR) with Simulcast

    Pixel Aspect Ratio: 16:9 (default)

    • Supports 4:3 and 9:16 (vertical) formats
  • Video Orientation: Auto-adaptive to device rotation

AUDIO SPECIFICATIONS

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  • Sample Rate: 48 kHz (48,000 Hz)
  • Channel Layout: Mono (1 channel) — optimized for speech clarity
  • Audio Codec: Opus
  • Audio Bitrate: 96 Kbps

ADDITIONAL FEATURES

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  • Simulcast: Enabled — adaptive quality across bandwidths
  • Dynacast: Enabled — dynamically adjusts bitrate per participant
  • DTX (Discontinuous Transmission): Enabled — conserves bandwidth during silence
  • RED (Redundant Encoding): Enabled — improves recovery from packet loss
  • Echo Cancellation: Enabled — reduces feedback and echo
  • Noise Suppression: Enabled — minimizes background noise
  • Auto Gain Control: Enabled — normalizes audio levels automatically

Summary

Parameter

Value

Resolution 1280×720 (HD)
Frame Rate 30 FPS
Bitrate 1.2 Mbps (1,200,000 bps)
Audio Channel Mono
Aspect Ratio 16:9
Video Length No Limit