oneProduct Introduction

VideoLink M18 is an all-in-one video conferencing terminal suitable for small and medium-sized conference rooms. Can meet the integrated applications of mainstream conference rooms. The new generation of concise user interface brings users a simple operating experience. The built-in high fidelity microphone and speaker, as well as excellent network adaptability and compatibility, make it suitable for use in various user environments.
Outstanding usability
VideoLink
The M18's groundbreaking simple user interface frees users from the professional and complex operations of traditional video conferencing terminals, making it easy to get started even when using it for the first time. Automatic pre configuration and software push upgrades further reduce IT maintenance costs. The online feedback function of terminal faults enables R&D personnel to obtain user fault information in the first time, thereby quickly solving faults for users.
High definition videos and content
VideoLink M18 provides a high-definition video experience at 1080p 30 frames per second and content sharing at 1080p 15 frames per second, allowing users to simultaneously see high-definition, ultra smooth characters and content.
The VideoLink M18 product applies H.264 High Profile video encoding to mainstream videos and dual stream content, reducing network bandwidth overhead by up to 50% compared to traditional H.264 video encoding.
HD Voice
The VideoLink M18 features a built-in pinhole microphone with a pickup distance of up to 6 meters. It has echo cancellation, noise suppression, and automatic gain control functions, providing users with CD level broadband audio quality.
The VideoLink M18 has a built-in high fidelity stereo speaker with a power of 4W, combined with excellent echo cancellation technology, which can be flexibly deployed in venues without external speakers, providing users with high fidelity and clear sound quality.
VideoLink M18 has unique audio processing technology that can intelligently detect periodic white noise in the venue, automatically eliminate periodic noise such as air conditioning and fans, and provide users with a perfect sound environment for remote meetings.excellent
Network adaptability
VideoLink M18 has excellent network adaptability and can provide users with commercial quality high-definition audio and video experience in the Internet environment. The unique anti network packet loss technology can ensure that the video remains clear and smooth even in a 30% network packet loss environment, and even if the network packet loss is as high as 50%, the audio can still be guaranteed to be smooth.good
compatibility

The VideoLink M18 product is completely based on the standard H.2623 and SIP communication protocols, and can achieve interconnection with mainstream video conferencing terminals and MCUs in the industry, further protecting user investments.two、

Technical Specificationsmultimediaframework agreement
：
ITU-T H.323、IETF SIPnetworktransmission protocol
：
TCP/IP、UDP、RTP、RTCPvideoStandards and Protocols
：
H.264 Base Line、H.264 High ProfileaudioStandards and Protocols
：
RoomEx
G.722.1C
G.722, G.722.1
G.711 a/uShuangliu
Standards and protocols:
H.239、BFCPcall
Speed:
64kbps~4096kbps
video resolution
1080p 25/30fps ≥ 1024Kbps
720p 25/30fps ≥ 512Kbps
w576p
w448p
w360pcontent
resolution
1080p（1920 × 1080）,
WSXGA+（1680 × 1050）,
SXGA+（1400 × 1050）,
SXGA（1280 × 1024）,
HD（1280 × 720）,
XGA（1024 × 768）,
VGA（640 × 480）
Maximum content frame rate: 15 frames per second
Audio technology:
Automatic gain control
Automatic noise suppression
Adaptive Echo CancellationnetworkPacket loss recovery
：
Adaptive Error Correction (FEC)
Dynamic bandwidth adjustmentPublic Private Networktravel through
：
NAT
SIP Proxysafety
agreement:
Encryption algorithm: SHA-1
Signal encryption: TLS
Media encryption: AES 256 bit, SRTP
Data encryption: HTTPS
Authentication access management menu, web interfacesupport
Other agreements:
H.248/H.281、H.323Annex Q、H.225、H.245、H.241、DTMFsystemhardwarecompose
：
Encoders and decoders, cables, remote controls, microphones, speakers, camerassystem
Hardware interface:
Video input: 1 x HDMI
Video output: 1 x HDMI
Audio input: 1 x built-in microphone array, 1 x RJ11 (optional external omnidirectional microphone array), 1 x HDMI (content input)
Audio output: 1 x HDMI (video output), 1 x built-in speaker
Network interface: 1 x RJ45 (10M/100M) PoE
Power interface: 1 × DC Jack
Expansion interface: 1 x USB
video camera:
Zoom factor: 2x digital zoom
Camera angle: 80 degree angle (wide-angle)
Camera angle: left and right: ± 20 °, up: 10 °, down: 20 °
wireless network
Supports IEEE 802.11a/b/g/n
Support WPA/WPA2-PSK encryption
Working frequency: 2.4GHz/5GHz
Maximum connection speed: 300Mbpsphysicsfeature
：
Host size: 300mm x 80mm x 107mm (length x width x height)
Weight: 1.0Kg
12V DC 2A power adapter
electrical characteristics
Working voltage: 100V~240V AC, 12V DC 2A
Working frequency: 50Hz-60Hz
Standard power consumption: 85BTU/h
Environmental Requirements
Temperature: 0 ℃~40 ℃ (working state) -40 ℃~70 ℃ (non working state)
Relative humidity: 10% to 80% (working state) 0% to 95% (non working state)
Surrounding noise: less than 46dBA SPL
Minimum illumination: 0.5Lux (F1.8, AGC ON)
Recommended illuminance: greater than 100luxcertification

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