▶ FIELD MANUAL // TOOLS N TOYS

# FACEBOOK STREAMING

Multi-Camera Livestreaming with OBS on Mac M2

## Hardware compatibility

iPad A1474 (2013)

iOS 12.5.7 limit. Most modern mic apps incompatible. Use Galaxy A25 for audio.

MacBook M2 supports 2-3 cameras simultaneously due to USB bandwidth constraints.

## Facebook specs

- 720p maximum resolution.
- 4,000 Kbps max video bitrate.
- RTMPS protocol required.

## 1. Page setup

Access Meta Business Suite → Live Video → Select "Streaming Software". Enable persistent stream key.

## 2. Essential software

1. OBS Studio (Silicon native)
2. BlackHole audio driver
3. DroidCam OBS plugin

## 3. Camera config

Galaxy A25: DroidCam (USB mode recommended for low latency).

iPad A1474: "Camera for OBS Studio" (verified iOS 12 compatible).

## 4. Wireless mic

Use SonoBus on Galaxy A25. Route output through BlackHole to OBS.

## 5. OBS Studio

    Service: Facebook Live
    Encoder: Apple VT H264 (Hardware)
    Bitrate: 4000 Kbps
    Resolution: 1280x720

## 6. Audio routing

Create a Multi-Output Device in Audio MIDI Setup. Add "BlackHole 2ch" and "Built-in Output".

## 7. Optimization

- Use hardware acceleration.
- Avoid USB hubs for cameras.
- Monitor CPU usage (keep < 70%).