This Dahua 8MP IP Camera is a small high quality CCTV Camera with a fixed 2.8mm Lens.  
•1/2.5" 8MP progressive scan STARVIS™ CMOS
• H.265&H.264 triple-stream encoding
• 15fps@4K(3840×2160),25/30fps@3M(2304×1296)
• Smart detection supported
• WDR(120dB), Day/Night(ICR), 3DNR,AWB,AGC,BLC
• 2.8mm fixed lens
• Built-in Mic
• Max. IR Distance 50m
• Micro SD memory, IP67, PoE
• BB: DHU2180 (PFA139)
• WB: DHU13590 (PFB204W)
• PB: DHU2126 (PFA152-E)