Revolabs HD Dual Channel Bundle System with ST30PW Powered Speakers (White)

System Has Base Station & Charger Base Australian Monitor ST30PW Speakers Dual 1/8" (3.5mm) Analog Inputs Dual 1/8" (3.5 mm) Analog Outputs Mix Inputs/Outputs Into 1 Line/Mic Level Impervious to GSM Noise from Cell Phones Full 50 Hz to 20 kHz Frequency Response USB Port for Firmware Upgrades Mix & Match HD Wireless Microphones Universal 100 - 240 V, 50/60 Hz 5W Input