The Turtle Darwin HD H.265 TX (TAV-DARWINTX1) is a compact and efficient H.265 HDMI encoder for streaming full HD content over IP networks. It supports HDMI input up to 1080p60, compresses using H.265 or H.264 codecs, and streams via RTSP, RTMP, HTTP, UDP, RTP, and SRT. With looped HDMI output, stereo audio embedding, dual-stream capability, and low latency, it’s ideal for broadcast, education, and AV-over-IP deployments. The unit supports ONVIF and includes a web-based UI for monitoring and control.

Key Features

  • Full HD Streaming: HDMI input up to 1080p60 with loop-through output for monitoring.
  • Efficient Compression: H.265 and H.264 support with dual-stream (Main/Sub) encoding.
  • Audio Integration: Stereo analogue audio input via 3.5mm, and HDMI audio embedding.
  • Flexible Streaming Protocols: RTSP, RTMP, HTTP, UDP, RTP, SRT, and multicast supported.
  • ONVIF Compatible: Interoperable with surveillance and broadcast equipment.
  • Web GUI Control: User-friendly browser interface for configuration, monitoring, and firmware updates.
  • Low Latency: End-to-end latency down to 80ms with SRT/UDP streaming.
  • Compact and Rugged: Small form factor with metal enclosure and passive cooling for silent operation.
  • TAA Compliant: Suitable for public sector and secure enterprise applications.
  • 5-Year Warranty: Backed by a UK-based advance replacement programme.

Specifications

Video Input 1 × HDMI (up to 1080p60)
Video Output 1 × HDMI Loop Out (local preview)
Audio Input 1 × 3.5mm stereo (analogue); embedded HDMI audio supported
Compression H.265 / H.264 (dual stream supported)
Protocols RTSP, RTMP, HTTP, UDP, RTP, SRT, ONVIF
Bitrate Range 32Kbps – 16Mbps (adjustable)
Latency 80–200ms (network and settings dependent)
Resolution Support 480p / 576p / 720p / 1080i / 1080p
Max Frame Rate 60 fps
Network Interface 1 × RJ45 (10/100M Ethernet)
Control WebGUI (via IP), Telnet, ONVIF
Firmware Update Via WebGUI
Power Input 12V DC (locking barrel connector)
Power Consumption <5W
Dimensions 108mm (W) × 66mm (D) × 26mm (H)
Weight 230g
Operating Temperature 0–45 °C
Storage Temperature –20–60 °C
Compliance TAA, RoHS, CE, FCC
Warranty 5-Year advance replacement warranty