功(Gong)能(Neng)特(Te)点(Dian)

●(?)数(Shu)字(Zi)式(Shi)讯(Xun)号(Hao)传(Chuan)输(Shu)，(?)总(Zong)线(Xian)制(Zhi)布(Bu)线(Xian)，(?)最(Zui)大(Da)用(Yong)户(Hu)容(Rong)量(Liang)99层(Ceng)X 99户(Hu)，(?)系(Xi)统(Tong)联(Lian)网(Wang)最(Zui)大(Da)容(Rong)量(Liang)999栋(Dong)

●(?)外(Wai)观(Guan)豪(Hao)华(Hua)、(?)典(Dian)雅(Ya)大(Da)方(Fang)

●(?)可(Ke)以(Yi)捕(Bu)捉(Zhuo)门(Men)前(Qian)图(Tu)像(Xiang)给(Gei)分(Fen)机(Ji)和(He)管(Guan)理(Li)中(Zhong)心(Xin)机(Ji)，(?)并(Bing)具(Ju)有(You)自(Zi)动(Dong)红(Hong)外(Wai)补(Bu)光(Guang)功(Gong)能(Neng)，(?)夜(Ye)间(Jian)亦(Yi)可(Ke)捕(Bu)捉(Zhuo)到(Dao)清(Qing)晰(Xi)的(De)图(Tu)像(Xiang)

●(?)具(Ju)有(You)并(Bing)机(Ji)功(Gong)能(Neng)，(?)最(Zui)多(Duo)可(Ke)并(Bing)7台(Tai)从(Cong)机(Ji)

●(?)具(Ju)有(You)呼(Hu)叫(Jiao)转(Zhuan)移(Yi)和(He)随(Sui)意(Yi)改(Gai)编(Bian)/查(Cha)看(Kan)房(Fang)号(Hao)，(?)查(Cha)看(Kan)/更(Geng)改(Gai)用(Yong)户(Hu)号(Hao)码(Ma)和(He)从(Cong)主(Zhu)机(Ji)数(Shu)目(Mu)的(De)功(Gong)能(Neng)

●(?)具(Ju)有(You)自(Zi)动(Dong)检(Jian)测(Ce)光(Guang)线(Xian)的(De)强(Qiang)弱(Ruo)，(?)提(Ti)供(Gong)键(Jian)盘(Pan)夜(Ye)间(Jian)照(Zhao)明(Ming)

●(?)具(Ju)有(You)被(Bei)用(Yong)户(Hu)分(Fen)机(Ji)和(He)中(Zhong)心(Xin)机(Ji)监(Jian)的(De)功(Gong)能(Neng)

●(?)每(Mei)户(Hu)分(Fen)机(Ji)均(Jun)可(Ke)设(She)置(Zhi)单(Dan)独(Du)的(De)开(Kai)锁(Suo)密(Mi)码(Ma)

●(?)本(Ben)机(Ji)同(Tong)时(Shi)具(Ju)有(You)分(Fen)机(Ji)，(?)中(Zhong)心(Xin)机(Ji)，(?)管(Guan)理(Li)员(Yuan)密(Mi)码(Ma)，(?)均(Jun)有(You)开(Kai)锁(Suo)的(De)功(Gong)能(Neng)

●(?)具(Ju)有(You)开(Kai)锁(Suo)延(Yan)时(Shi)功(Gong)能(Neng)，(?)经(Jing)过(Guo)设(She)置(Zhi)具(Ju)有(You)上(Shang)电(Dian)和(He)断(Duan)电(Dian)开(Kai)锁(Suo)功(Gong)能(Neng)

●(?)摄(She)像(Xiang)头(Tou)有(You)白(Bai)光(Guang)补(Bu)偿(Chang)功(Gong)能(Neng)

技(Ji)术(Shu)参(Can)数(Shu)

工(Gong)作(Zuo)电(Dian)压(Ya): DC18V(由(You)SK-P18V提(Ti)供(Gong))

工(Gong)作(Zuo)电(Dian)流(Liu): < 130mA

工(Gong)作(Zuo)温(Wen)度(Du): -40C~+70C

工(Gong)作(Zuo)湿(Shi)度(Du): 25%~95%

功(Gong)耗(Hao): 2.3W

频(Pin)率(Lu)响(Xiang)应(Ying): 300~3400Hz

振(Zhen)铃(Ling)声(Sheng)级(Ji): >70dB

摄(She)像(Xiang)机(Ji): 1/3 CCD

镜(Jing)头(Tou)与(Yu)角(Jiao)度(Du): F1.8，(?)78度(Du)广(Guang)角(Jiao)镜(Jing)头(Tou)

音(Yin)频(Pin)输(Shu)出(Chu)最(Zui)大(Da)不(Bu)失(Shi)真(Zhen)功(Gong)率(Lu)

主(Zhu)呼(Hu)通(Tong)道(Dao): >5mw

应(Ying)答(Da)通(Tong)道(Dao): >100mw