Spy 1 is the world's smallest detector offering inconspicuous protection for corridors and passageways as well as control of CCTV, access control and similar systems. It can be flush-mounted in a wall or installed from behind the wall, providing a single, double beam with coverage of up to 11m/17deg (35ft/17deg Despite its miniature size, the Spy 1 detector achieves full-size performance by implementing state-of-the-art detection technologies. Backed by 30 years of Visonic expertise, Spy 1 offers industry-leading sensitivity and reliability levels while virtually eliminating false alarms. Spy 1 is the ideal device for perimeter protection; securing of corridors, doors and windows; and control of CCTV, access control and othersystems. It is installed so only the miniature lens is visible – rendering the detector virtually unnoticeable

Spy 2 is the world's smallest detector offering inconspicuous protection for rooms, wide corridors and passageways as well as control of security, CCTV and other systems. It can be flush-mounted in a wall or installed from behind the wall, providing a coverage of three double beams in a single detection layer, with a maximum coverage area of 8m/50° 25ft/50°). Despite its miniature size, the Spy 2 detector achieves full-size performance by implementing state-of-the-art detection technologies. Backed by 30 years of Visonic expertise, Spy 2 offers industry-leading sensitivity and reliability levels while virtually eliminating false alarms. Designed for ease of use, Spy 2 is easily installed in any home, office or other commercial environment. It is installed so only the miniature lens is visible – rendering the detector virtually unnoticeable.

Spy 3 is the world's smallest detector offering concealed protection for rooms and supporting various other control and access applications. It is flush-mounted in a wall, providing coverage of six double-beams in a single detection layer, with a maximum coverage area of 8m/100° (25ft/100°). Despite its miniature size, the Spy 3 detector achieves full-size performance by implementing state-of-the-art detection technologies. Backed by 30 years of Visonic expertise, Spy 3 offers industry-leading sensitivity and reliability levels while virtually eliminating false alarms. Designed for ease of use, Spy 3 is easily installed in any home, office or other commercial environment. It is installed so only the lens is visible – rendering the detector virtually unnoticeable

Spy 4 is the world's smallest detector offering inconspicuous curtain protection for corridors, passageways, doors and windows as well as support for access control, CCTV and various other control applications. It can be flush-mounted in a wall or ceiling or installed from behind the wall or the ceiling, providing a solid-curtain coverage of up to 2m width x 4m height (6 x 12ft). Despite its miniature size, the Spy 4 detector achieves full-size performance by implementing state-of-the-art detection technologies. Backed by 30 years of Visonic expertise, Spy 4 offers industry-leading sensitivity and reliability levels while virtually eliminating false alarms. Spy 4 is ideal for perimeter protection, securing corridors, doors, windows and skylights as well as controlling CCTV, access control and other systems. It is designed for trouble-free ceiling or wall mounting. Mounted so only the miniature lens is visible, the Spy 4 detector is virtually unnoticeable after installation