hikvision hiwatch bullet ip wifi 2mp mic hwi b122h d w

2 mp ir fixed bullet wi fi network camera 1 2.7 progressive scan 2mp cmos built in dual antenna 2.4g wi fi, up to 120m range in open area built in microphone and speaker, support two way audio h.265 , h.265, h.264 , h.264 exir, 30m ir range ip66 dust and water proof built in micro sd sdhc sdxc card