[09/29/2016] Arlo 無線監視攝影機，Refurbished Arlo Indoor/Outdoor 720p Wi-Fi Wire-Free Security Camera (4-Pack)
Buy Direct from Best Buy，一次買四個，包括主機，重整機，目前特價$399.99 USD。境內免運費。哪裡買：Best Buy via eBay。更多促銷產品，請看:eBay Daily Deals。

amazon評價很好。