TS-W303DA
ITC TS-W303DA Wireless Conference Delegate Discussion Unit, 4.3-inch full-view IPS capacitive touch display, Frequency response: 80Hz~16KHz, Sensitivity: -40±1dB (0dB=1V/Pa, at 1KHz), Max SPL: 100dB(THD>3%), SNR: >80dB(A), Dynamic range: >80dB, Support conference voting function, support five-key voting, three-key voting function, flexible and convenient, support WPA/WPA2 wireless security technology, Built-in lithium battery.