Uniview Unear A50E4K all‑in‑one video conference bar, 120° wide‑angle lens, Sony 1/2.8″ CMOS, 5‑unit MEMS mic array with 5m pickup, intelligent noise reduction, echo cancellation, speaker tracking, auto‑framing, and high‑fidelity full‑range speaker — daisy‑chain up to 4 units for medium to large meeting spaces.