Backpack 4G Bonded Dual Camera Video Streaming Encoder


LiveV300 is a high definition, bonded dual camera input video streaming encoder for backpack and mobile. It is professional, rugged,ultra small form-factor, light, cost-effective Live Video Streaming Encoder for portable and fieldmission and critical streaming applications.
It can push video simultaneously over multiple aggregated network connections, including cellular 4G/LTE. Offers up 9 network links including 7x4G, WIFI and LAN bonded connections, all plug and play. With proprietary UMB Bond Link technology and bonding server, LiveV300 can provide increased bandwidth efficiency with low latency, adaptative network payload balance and resend control for mission critical live events freely without concern for poor connectivity.
The state-of-art encoder can be widely used in various business activities such as news station, government, product launch, open ceremony, education, training, surgical operation, drone aerial video, wedding ceremony, sports event, public welfare activities, group activates and so on.


  • Palm size, ultra small form-factor, light and portable for field live streaming
  • Creative dual camera inputs, live collage switch and preview with 6 preset and 2 customized layout with easy-to-use drag and drop
  • Propriety UMB bonding technology with high bandwidth efficiency, low latency
  • Up to 9 aggregated connections,up to 7x4G + WIFI + LAN. Plug and Play
  • Up to 10mbits/s bonding video stream by encoder over 4. Up to 20mbits/s for bonding server
  • Up to 9 streaming forward support by bonding server
  • Large 3.5” LCD touch screen display for video, status preview and configuration
  • Standalone up to 5hr+ for single and 2hr+ for bonded video streaming
  • Barcode scan then configuration with mobile phone. Local and remote management by mobile phone and PC
  • Advance hardware H.264 MP/HP codec for highest stability
  • AAC audio encoder with HDMI/SDI embedded audio support
  • Analog audio input and audio output for embedded and analog
  • Save live video into mp4 file on TF while live streaming
  • Automatic dual input resolution, format detection, no professional setting required
  • Powerful and flexible OSD, text, logo and stamp can be support with easy-to-user configuration
  • SDI loop out. Optional HDMI loop out
  • All aluminum rugged design with camera tripod mount
  • Support YouTube, twitter, Facebook and Twitch etc.
  • Based very stable Linux system. Local and online upgrade available
  • Optional GPS/gForce
  • Onboard recording to TF for backup or post event editing.

Typical Application


Power Input 15V DC/1.6A
Internal Battery Lion, 8400mAH
Consumption 15V@0.5~1A, Single Channel~Bonding
15V@1.5A, Power Off Charging, ~2Hr
Network Video Streaming RTMP, RTSP
WiFi 802.11b/g/n/ac, 2.4/5.8GHz
4G LTE: FDD1/3/8, TDD38/39/40/41, USB 4G Dongle Optional
LAN 100/1000Base-T
Bonding LAN+WIFI+5x4G+2xUSB 4G
Simultaneous up to 9
Bonding forward x9, RTMP pull
Video Encoder H.264/AVC MP/HP
Resolution 1920x1080p25/30/50/59.94/60/, SD 1920x1080i50/59.94/60, 720p50/60
Bitrate 256K-20Mbits/s
Frame Rate 25/30 Auto
Latency <200ms
Storage mp4
Audio Sampling 48KHz
Encoder AAC, 128Kbit/s
Channel Dual, AGC
Input 0.7VRMS, 20K
MIC 2.2V, 2.2K Bias,60db gain adj.
Input SDI SD SDI, HD SDI, 3G SDI, SMPTE 296M/274M/292M
HDMI 1.4a
Audio SDI/HDMI Embedded, Analog Input
Management Configuration Mobile Phone / WeChat mini-program
WEB LAN/WIFI by PC/Mobile Phone
LCD Touch menu and buttons
Interface SDI Input 1 x BNC, 75ohm,800mVpp
SDI loop out 1 x BNC, 75ohm,800mVpp
HDMI Out 1xMini HDMI
HDMI Input 1 x Type A
Audio In 1 x 3.5mm Jack
Audio Out 1 x 3.5mm Jack
Ethernet 1 x RJ45
4G/WIFI 5 x SMA/m, 1 x SMA/F
SIM 1 x Nano SIM Auto Eject
4 x Nano SIM Tray
Storage 1 x MicroSD/TF
Button 3
Sound Buzz
Indicator LED
Display 3.5” TFT LCD, Touch
Others OSD Text, Logo Caption, Time Stamp
Collage 8 Modes and 2 customized
Physical Size 104x82x55mm(4.1×3.2×2.1”),Black sand blast aluminum
Weight 543g(19.2oz)with battery
Temperature 0°C to 45°C


Item Type Update Version Download
Spec PDF 20/04/08  
Manual PDF 20/07/24 K2.0.A2.5x  
Firmware ZIP 20/04/08  

Order Information

Item P/N
Backpack 4G Bonded Dual Camera Video PiP Video Streaming Encoder,3 x Int.4G 30411-330
Backpack 4G Bonded Dual Camera Video PiP Video Streaming Encoder,5 x Int.4G 30411-350


15V DC Power Adapter x 1
4G Antenna x 1
WIFI Antenna x 1
Hot Shoes x 1
* 4G Module and Dongle (Optional and different for different country and area)

Related Products