• Secure and integrated video storage, all videos are stored in NVS without additional fee
• NVS equipped with Wi-Fi hotspot, one-click to add wireless cameras
• High-gain antenna design for stable camera connection and wider coverage
• NVS supports two Micro SD card slots, up to 512 GB for each card
• Smart IR and white light
• Accurate motion detection function
• Built-in mic and speaker for two-way audio
• Remote mobile phone management, all functions can be performed through Hik-Connect, such as camera adding, two-way audio, live view, playback, etc

HIKVISION NKS424WBH 4MP H.265 TWO BULLET WIFI NVS KIT DATASHEET