Arlo Ultra 2 XL - Network surveillance camera - bullet - water resistant - colour (Day&Night) - 3840 x 2160 - audio - wireless - Wi-Fi (pack of 2)4K HDR surveillance bullet camera with water resistance to always have eyes on your property even when you're not home.• 4K with HDR• Color night vision & spotlight• Audio• Motion alerts• Auto zoom and tracking• XL battery