Talvo · Live Production
Talvo Cast 4 specifications
4K Conference Recording and Streaming Host
An all-in-one 4K recording, streaming and AV management system. An industrial ARM processor and embedded Linux deliver 24/7 multi-channel capture, simultaneous composite and source recording, local storage, live broadcasting and director control in one rack unit.
Price from $3,066 (USD). Request a quote.
4× HDMI 4K30 · ISO + PGM Record · RTMP / HLS / RTSP · Hot-swap HDD · 24/7 Linux
Highlights
- Record everything: Simultaneously record a composite program and each individual input in MP4, TS or MOV — segmented, scheduled or auto-start.
- Director control: 8 layout modes, 11 transitions and PTZ preset recall from the local UI or web interface.
- Stream anywhere: RTMP, HLS and RTSP at 256 – 20480 Kbps to YouTube, Facebook, TikTok; UVC/UAC for Zoom, Teams and OBS.
- Built for institutions: 3.5" hot-swap HDD tray, FTP upload, smart file cleanup, abnormal file repair and centralised device control. Optional SIP interactive module for up to 10 participants.
Specifications
Recording & Streaming
| Storage | 3.5" pluggable HDD bay (surveillance-grade recommended) |
|---|---|
| One-Key Recovery | Supported |
| Network Protocols | HTTP, UDP, TCP, HLS, RTMP, RTSP, ONVIF, WebSocket, FTP, NTP, DHCP |
| Video Encoding | H.264, H.265 |
| Input Resolutions | 3840×2160p30, 1920×1080p60/30, 1600×1200P60 … down to 640×480p60 |
| Output Resolutions | 3840×2160p30, 1920×1080 |
| Recording Formats | MP4, TS, MOV |
| Recording Bitrate | 256 kbps – 20480 kbps |
| Bitrate Control | CBR, VBR, AVBR, QVBR, CVBR, FIXQP, QPMAP |
| Recording Frame Rate | 25 – 60 fps |
| Live Streaming | RTMP, RTSP, HLS; 256 – 20480 kbps; 25 – 30 fps |
| Audio | AAC, 32 – 192 kbps |
I/O
| Video Inputs | 4× HDMI |
|---|---|
| Video Outputs | 2× HDMI; 1× UVC |
| Audio Inputs | 4× HDMI IN, 4× 3.5 mm LINE IN |
| Audio Outputs | 2× HDMI OUT, 2× 3.5 mm LINE OUT, 1× UAC |
| Network | 1× RJ45 (10/100/1000M) |
| COM | 3× RS232 |
| USB | 2× USB 2.0 Type-A, 1× USB 3.0 Type-A, 1× USB Type-A (UVC) |
| Power | DC jack |
General
| Input Power | DC 19V |
|---|---|
| Max Power | < 30W (standby < 2W) |
| Working Temperature | 0°C – 50°C |
| Installation | Rack-mounted |
| Color | Black |
| Size | 483.4 (W) × 318.5 (D) × 46 (H) mm |