Conference Recording Host
DM34
A device that integrates 4K digital audio and video acquisition, audio and video encoding and decoding, audio and video processing, 4K video recording, video on demand, video live broadcast, video directing, operation and maintenance management and other functions. The device uses an industrial-grade high-performance, low-power ARM architecture quad-core processor, and is designed and developed based on an open source and stable embedded Linux operating system to ensure that the system is reliable and stable. This product is based on intelligent and convenient operation and user concept. It has the advantages of easy installation, simple operation, and easy maintenance. In the face of various application scenarios, this device can realize audio and video related needs and provide users with an integrated solution. The simple and clear design UI design is particularly suitable for application scenarios such as conferences, training, and medical treatment that require multi-channel signal directing, recording, storage, and live broadcasting.
1. Pure embedded design
① The system adopts pure embedded system, ARM multi-core processor solution, high stability, low power consumption
② Equipped with 3.5-inch pluggable hard disk bracket, supports mainstream large-capacity hard disk, supports hot plug
③ Supports 7*24 hours work
2. Diversified video access methods
① Support 4-way HDMI to access the screen (HDMI interface can support up to 3840*2160 screen access, and is backward compatible with 1920*1080 and other conventional resolutions)
② Support screen access through RTSP protocol
③ Support screen access through ONVIF protocol
3. Diversified video and audio combination methods
① Support 4-way HDMI audio input
② Support 4-way stereo audio input
③ Support multiple combinations of audio and video recording
4. High-definition video recording
① Movie channel can support recording up to 3840*2160@30 High-resolution video
②Support segmented recording and timed recording
③Support MP4, TS and other recording formats, convenient for various players to play and software editing
5. Multi-protocol video live broadcast
①All channels support live broadcast through RTMP, HLS and other protocols, which is convenient for docking with third-party platforms and systems
②Support movie channel + resource channel simultaneous live broadcast
③Support timed live broadcast
6. Diversified management of directors
①Support 8 layout modes to respond to different scene needs
②Support 11 transition effects to make the screen switch soft and natural
③Support subtitles, station logos, opening and ending functions, and support presets. Users can quickly call them with a tap, making directors more convenient
7. Efficient management of recorded files
①Support one-click playback and deletion of recorded files in the software interface
②Support external U disk, mobile hard disk and other storage devices, and one-click copy or automatic copy of recorded files
③Support transferring recorded files to related platforms via FTP
8. Centralized management of the platform
①Supports power on/off/restart/function switch of the device to reduce the workload of relevant staff
②Supports real-time viewing of device status and class inspection
③Centralized management, device status, class inspection and other related functions can provide open SDK for third-party system/platform docking
9.Built-in UVC output
①Supports standard UVC protocol, and can output the director screen through the host USB
②Supports standard UAC protocol, and can output audio through the recording host USB
③Driver-free, plug-and-play, supports mainstream systems, and can seamlessly dock third-party devices
10.Built-in 1v9 interaction (optional)
①Built-in interactive module, the host can achieve low-latency and high-definition remote interaction within ten parties without connecting to the server
②Supports large-scale remote interaction needs by expanding external servers
③Supports standard H.323 and SIP framework protocols, which can seamlessly dock mainstream third-party video conferencing terminals
System Unit | Operating system | Linux |
Storage | 3.5-inch pluggable hard disk tray, supports mainstream hard disks; 3.5-inch hard disks with monitoring grade and above specifications are recommended |
One-key system recovery | One-key system recovery button |
Supported protocols | HTTP, UDP, TCP, HLS, RTMP, RTSP, ONVIF, WEBSOCKET, FTP, NTP, DHCP |
Front physical buttons | Power switch |
Video Unit | Video encoding standard | H.264，H.265 |
Input resolution | 3840×2160p@30、1920×1080p@60、1920×1080p@30、1600×1200P60、1680×1050p@60、1600×900P60、1440×900P60、1280×1024p@60、1280×960p@60、1280×800p@60、1280×720p@60、720×480p@60、640×480p@60 |
Output resolution | 3840×2160p@30、1920*1080 |
Video recording format | MP4, TS |
Video recording bitrate | 256kbps~20480Kbps adjustable |
Recording bitrate control | CBR, VBR, AVBR, QVBR, CVBR, FIXQP, QPMAP |
Video recording frame rate | 25~60fps |
Video live format | RTMP, RTSP, HLS |
Video live bitrate | 256kbps~20480Kbps adjustable |
Video live frame rate | 25~30fps |
Audio Unit | Audio compression standard | AAC |
Audio compression bitrate | 32~192Kbps adjustable |
Functional Interface | Video input | 4-channel HDMI |
Video output | 2-channel HDMI, 1-channel UVC |
Audio input | 4-channel HDMI IN, 4-channel 3.5mm LINE IN |
Audio output | 2-channel HDMI OUT, 2-channel 3.5mm LINE OUT, 1-channel UAC |
Network interface | 1-channel RJ45: 10/100/1000M adaptive |
COM interface | 3-channel Phoenix terminal RS232 |
USB interface | 2-channel Type-A USB2.0, 1-channel Type-A USB3.0, |
Power interface | 1-channel Type-A USB (UVC interface) |
Power supply unit | Input power | Inner diameter 2.5mm, outer diameter 5mm DC power socket |
Maximum power consumption | DC 19V |
Standby power consumption | <30W |
Operating Environment | Storage temperature | <2W |
Storage humidity | -10℃~+50℃ |
Operating temperature | 90%RH |
Operating humidity | 0℃~50℃ |
Physical properties | Installation method | 70%RH |
Body color | Cabinet type |
Body material | Black |
Device size | Front panel: aluminum alloy, chassis: sheet metal SGCC |
Packing method | 483.4mm(W) x 318.5mm(D) x46mm(H) |
Packing size | Carton + pearl cotton |
Net weight | 560mm*430mm*135mm |
Gross weight | About 3.0Kg |
Appendix | Power adapter, grounding wire, warranty card, CD instruction manual, packing list; |
