This product is either discontinued or we cannot get that from suppliers.
Dahua DH-IPC-HDW5442TMP-AS-0280B Ai 4mp Starlight+ Ip Turret Fixed, Sensor: 1/1.8” 4Megapixel progressive scan CMOS, 25/30 fps@2688 × 1520, 50/60 fps 1080P (1920 × 1080), WDR (140 dB), Day/Night (ICR), 3D DNR, AWB, AGC, BLC, Max. IR LEDs Length 50 m, Micro SD memory, IP67, Effective Pixels 2688 (H) × 1520 (V), RAM/ROM 512 MB/128 MB, Fixed-focal Lens, Mount Type Board-in, Focal Length 2.8 mm, 3.6 mm, 6.0 mm.