FEATURES Hikvision 2nd Video Intercom Brackets 1 module accessories , used for Surface mounting Includes 1 module frame , 1 module front panel and some other necessary accessories PRODUCT SPECIFICATIONS Brand Hikvision Item model number DS-KD-ACW1 Product Type Intercom Brackets ...FEATURES Hikvision 2nd Video Intercom Brackets 1 module accessories , used for Surface mounting Includes 1 module frame , 1 module front panel and some other necessary accessories PRODUCT SPECIFICATIONS Brand Hikvision Item model number DS-KD-ACW1 Product Type Intercom Brackets Working Temperature -40° C to +55° C(-40° F to 131° F) Working Humidity 10% to 95% Material Aviation Aluminum