I've had good luck with Sincerity Trade co., LTD on AliExpress for the IPC-HDW5231r Dahua IPC HDW5231R Z H2.65 IP Camera 2.8mm ~12mm varifocal motorized lens 2MP WDR IR50M with sd Card slot POE built in MIC-in Surveillance Cameras from Security & Protection on Aliexpress.com | Alibaba Group