product cantonk
NVRC830PK
Compression Method: H.265/H.265+, H.264/H.264+ 
Playback Resolution: 1CH@4K/4CH@1080P@30fps
Dimensions (L×W×H): 260*215*43(mm)
Weight: 2kg
product cantonk
NVRC836PK
IP Camera Input: 16CH (8MP/5MP/4MP/3MP/2MP/1MP, etc)
Compression Method: H.265+/H.265/H.264+/H.264
Recording Resolution: 8M/5M/4M/3M/1080P/960P/720p, etc 
Dimensions (L×W×H): 260*215*43(mm)
Weight:2.0KG