This product is either discontinued or we cannot get that from suppliers.
Dahua DH-IPC-HFW2831TP-ZS-27135-S2 8mp Starlight Ip Motorised Camera, Sensor: 1/2.7” 8Megapixel progressive CMOS, Effective Pixels: 3840 (H) × 2160 (V), ROM: 128 MB, RAM: 256 MB, Shutter Speed: Auto/Manual 1/3 s–1/100,000 s, Motorized vari-focal Lens, WDR: 120 dB, Network: RJ-45 (10/100 Base-T), Power: 12V DC/PoE (802.3af).
With upgraded H.265 encoding technology, Dahua Lite series network camera has efficient video encoding capacity, which saves bandwidth and storage space.