◆ Using digital technology as the core, built-in high performance CPU

◆ Audio signal is processed by 32bit high speed floating point DSP, the bandwidth is 20Hz~20KHz perfect clear sound quality

◆ High performance switching power supply, long distance transmission will not have any effect on sound quality

Anti - jamming circuit design, eliminate all interference of mobile phone signal

◆ With 2.8 inch LCD screen, independent key operation

◆ Support USB recording, high fidelity WAV format output

◆ Four channels of microphone connection, each support 30 units, can connect 120 units, support 12 chairman units

◆ Support cascading, convenient for the use of multiple systems at the same time, common management

◆ With an alarm signal input interface, when the public broadcast alarm system is started, the meeting can be automatically suspended and the alarm information can be sent to the participating units

◆ With central control code RS-232 interface, can be connected to the central control system

Multi-channel audio input and output interface, can be connected to amplify or recording equipment

◆ With a variety of meeting modes: FIFO (FIFO), LIFO (LIFO), FREE (full open mode), C-only (chair mode)

◆ Can set the number of speech, automatic close, limited time close, voice control speech and other functions