HTM-1003-15A (Discontinued) 15-inch B/W Security Surveillance Monitor. Max. 1000 TV lines of horizontal resolution. 1 Video inputs with 1 Looping through BNC connectors. 1 RCA inputs with 1 Looping through RCA connectors. Max. 1.5W speaker output. EIA/ CCIR auto switch. Metal cabinet. Power switch, video select, contract, brightness, H-hold, V-hold, Volume. Full range 100~240V 60/50Hz AC power input