... DVR 2)Certification:CE FCC ROHS 3)5 times test before delivery 4)Warranty:2Y 1.1PCS SH -8704V ... language OSDi. Audio: 4CH In /1CH Out2.2PCS SH -DID42(1/3" Sony CCD,420TVL,Vandalproof IR Dome ... 12.5Kgwe also offer this style as following: SH -8704V2ID2CD42L2.2PCS SH -DID42L(1/4" Sharp CCD,420TVL,Vandalproof IR ... IR-LED,6 mm Lens,IR Distance 30M)SH -8704V2ID2CD602.2PCS SH -DID60(1/3" Sony CCD,600TVL, ...