Sony Super HAD Color CCD & DSP:     
KT-420PSL: 1/3 inch/420 TV lines/0.5-0 lux/320mA/AC220V     
KT-480PSL: 1/3 inch/480 TV lines/0.8-0 lux/350mA/AC220V     
KT-550PSL: 1/3 inch/550 TV lines/0.8-0 lux/350mA/AC220V     

Sharp Color CCD & DSP:     
KT-380PHL: 1/4 inch/380 TV lines/1.0-0 lux/290mA/AC220V     
KT-420PHL: 1/3 inch/420 TV lines/0.8-0 lux/300mA/AC220V     
KT-480PHL: 1/3 inch/480 TV lines/0.8-0 lux/320mA/AC220V     

Built-in 12 IR LEDs
IR Visible Distance: 50M - 70M 
Use 16mm fixed iris lens
Packing: 5pcs/carton