Amazon's Ring unveils flying drone and robot to patrol homes and businesses
Amazon's $250 Ring Drone Cam flies from room to room to investigate suspicious activity, and can capture footage at night.
原文出处：CNBC （本文由聚合程序自动采集，版权归原作者所有）
Amazon's $250 Ring Drone Cam flies from room to room to investigate suspicious activity, and can capture footage at night.
原文出处：CNBC （本文由聚合程序自动采集，版权归原作者所有）