★ It has a pointer based clock and displays the year, month, day, and week. 

★ It has a password management mode. When setting a password, enter the correct password to enter the menu for further settings *It has functions such as four channel frequency values and channel signal indication. *The engineering installation is easy and convenient, and a conference room/studio with 100 people basically does not require debugging, completing the engineering installation quickly. *Frequency automatic tracking and locking function, no need for frequency matching, the conference unit is ready to use immediately. *Built in 60 WIFI communication channels, multiple machines can use them simultaneously without interfering with each other. *Wireless high-frequency signal communication is used for both control and audio signals, avoiding the need for microphone cables. Installation is simple, convenient, and flexible *The function operation is extremely simple, and the one click function entry operation is clear at a glance *Built in advanced encryption communication algorithm, completely eliminating communication errors and misoperations. *Chairman priority function, one click to close all online representative units. *Each system can support 100 microphones, and the number of speakers can be set to 1-4, with a maximum of 4 chairpersons speaking simultaneously. *The conference seat unit has an automatic shutdown function. If the host loses power for more than 30 seconds, the conference unit will automatically shut down to achieve power-saving effect. 

★ Ultra low power circuit design, with a continuous speaking time of over 12 hours, Frequency stability:+-0.001% Signal to noise ratio: S/N:>85dB Distortion THD:<0.01% Adjacent frequency interference suppression:>60dB Mixin directionality: heart-shaped orientation Pick up sensitivity:>20dBM (1V) Transmission power:>+10dBM (10MW) Microphone power consumption: 120mAh UHF frequency range: 600MHz-700MHz