Grandstream Networks GAC2570 audio conferencing systemGAC2500, Audio Conferencia, Android, Buetooth, WiFi (copia) The GAC2570 is a full duplex conferencing device featuring high quality voice communication for meeting rooms, huddle areas, boardrooms, and other conferencing spaces. The device features an exceptional speaker with MMAD (Multichannel Microphone Array Design) to deliver a natural and immersive conferencing experience to both local and remote participants. This wireless design is composed of a