4 in 1 32 Channel Multiple Audio Inputs 1 HDDs XVR
4K 4 in 1 8 Channels Multiple Audio Inputs 1 HDD XVR
4 in 1 32 Channel Multiple Audio Inputs 8 HDDs XVR
4 in 1 08 Channel Audio Input 1 HDD XVR
Ultra HD 8 Channel 1 HDD XVR
4 in 1 08 Channel 3G/4G 1HDD XVR