Phoenix Audio Quattro3 With Usb + Pstn And Dial Pad

Four microphone beamforming array. Full duplex communication. Echo cancelling. Noise suppression. De-reverb. Automatic gain control. Daisy chainable. Single source daisy chain powering. Bridging between USB and PSTN. Internal battery. Fully functional dial pad with backlit LCD screen. Interchangeable interface modules. Durable aluminum casing. LED lit control buttons. Comes with USB cable, international power supply adaptor, daisy chain cable (Ethernet), PSTN phone cable, installed dial pad with backlit LCD screen,interchangeable wire slot cover, user manual. PHAQ3MT302.