●Built-in 5-inch IPS capacitive touch screen with full viewing angle.
●Support 3 groups of 6 closed-loop Ethernet link mode RJ45 microphone unit interfaces.
●Support the bilateral power supply of the microphone unit.
●Support microphone unit hot swap, each channel supports 20 units, can be connected to 60 units.
●Support 4 channels of 8-core microphone unit interface, each channel supports 30 units, and can be connected to 120 units.
●The support system has the function of conference service, and the speaking unit can apply for tea, coffee, paper, pens, service personnel and other services.
●Support meeting check-in and video tracking function.
●Support built-in high-performance DSP processor for 32-segment equalization and noise reduction processing of audio, so that the sound is clear and thorough, and effectively suppress whine.
●Support a single host to connect up to 256 conference units by increasing the extended power supply, and up to 1200 conference units through the conference expansion host.
●Support 5 conference modes: FIFO (first-in, first-out mode), APPLY (application mode), FREE (free mode), LIMIT (restricted mode), VOICE (voice-activated mode).
●Support the restriction of speech in the meeting: the number of units that can speak at the maximum time is 1-8, and the speaking time of the speaking unit can be limited (1-1000S), with two modes of timed closure and automatic shutdown, and the chairman unit is not limited.
●Support camera 232 and 485 communication interface (6P phoenix plug), support SONY VISCA, PELCO P/D communication protocol.
● Support built-in 4 in and 1 out HDMI HD video switcher.
● Support USB recording and recording of conference audio content, high-fidelity WAV format output.
●Support network collaboration management function, connect to wireless router through TCP/IP network interface, support computer, mobile phone, tablet and other equipment in the same LAN to operate and set up the host, support Apple iOS/Google Android/Microsoft Windows system and other operating systems.
●Support USB interface, can be connected to the computer to operate and set the host.
●Support RS-232 control port (3P phoenix plug), which can be linked with video matrix and central control system.
●Support in line with IEC60914, GBT15381-94 international standards, using all-digital conference technology, based on digital network architecture development, built-in high-performance CPU processor, faster processing speed, better sound quality.
●Adopt anti-interference circuit design to eliminate mobile phone signal interference, and use high-performance switching power supply for power supply, and the long-distance transmission of signals will not affect the sound quality.
● Based on 19-inch standard cabinet design, easy to store and keep.
● Support 1 channel DANTE audio output, can be connected to other DANTE devices.
●Support 1 balanced audio output interface (3P phoenix plug), which can be connected to sound reinforcement or recording equipment.
●Support 1 unbalanced audio output interface (3P phoenix plug), which can be connected to sound reinforcement or recording equipment.
●Support 1 unbalanced audio input interface (2P phoenix plug), which can input external audio signals (such as: background music or remote voice signals).
●Support alarm signal input interface (alarm voltage interface + 1 channel 2P phoenix plug alarm audio input port), when the public address alarm system is started, it can automatically pause the meeting and send alarm information to the participating units.
●Main power supply: AC110V-220V/50Hz
●Frequency response: 20Hz-20kHz
●Signal-to-noise ratio S/N >96dBA
●Total Harmonic Distortion T.H.D <0.05%
●Recording interface USB
●Microphone unit interface DIN-8 x4 ,RJ45 x3 (group)
●Central control port RS-232 (3P connector) x1
●Video switching communication interface RS-232 (3P connector) x1
●Video interface HDMI 4x1 (optional)
●Camera control port 6P connector
●Computer interface: USB x1 RJ45 x1
●Audio input: 2P connector(unbal) x1 RCA(unbal) x1 2P connector(unbal) x1(alarm device)
●Audio output: 3P connector(bal) x1, 2P connector(unbal) x1, XLR(bal) x1, 6.35mm(unbal), x1, RCA(unbal) x3
●Digital audio interface Dante x1 (optional)
：Building 3, Baizhong Creative Park, No. 240 Shilian Road, Panyu District, Guangzhou,Guangdong，China
：+86 13928186280（Same WeChat/Whatsapp account）
：+86 20-34702140 
