Hello dear,Do you want to OEM your IP cameras with your APP?Or, your IP cameras supports the specifications below?If not, please contact me to get the update.1. 120dB Ture WDR2. with SD Card Slot3. built-in MIC4. 30fps real-time transmit5. full color at night6. with Smart functions7. can connect with POSNotice: If I donot give you a reply in 24hours, maybe I didnot get your email or you didnot get my reply,            please add my skype, wechat or whatsapp for further communication, thank you!Best regards.Smiky