The MINKEZ's WCMD-18 is a clear and bright microphone with a 48KHz sampling rate which has better sound quality than CD's. This conference microphone with DSP audio processing inside, no "puff" low-frequency impact. WCMC-18 has a priority function in which the chairman turns off all delegate microphones that are speaking, and the representative can make an application and the chairman unit has approval right. To avoid eavesdropping and illegal access, this model uses 128-bit AES encryption technology and supports WPA/WPA2 wireless security technology, resulting in a more secure conferencing system. Besides that, a 4.3-inch color screen, a microphone that can be turned on or off, ID settings, power, signal strength tec, and multi-touch capacitive buttons are all included. It has a 3.5mm stereo headphone socket and a built-in speaker, as well as the volume adjustment function. WCMC-18 also has a standard 6-cell big capacity lithium battery, with a battery capacity of up to 12900mA/h and a 15-hour speech time or 24-hour continuous work time.