Built-in MEMS microphone array: The microphone array includes AEC (Acoustic Echo Cancellation), AGC (Automatic Gain Control), and noise-cancelling to pick-up sounds.
Cascade Function: Can be cascaede up to 3 times for extended pickup range with APO-60-UC
Easy and flexible installation: Small & compact design with a minimal footprint. Support same direction or opposite direction cable out
One-button Design: Convenient mute toggle button with LED for microphone
360° Voice Pickup: Round-design and 4 Mics to make sure it could catch the sound within 10-16ft