Mini wireless infrared security system - 7 m

Product basic info: "
†Instruction manual languages: Dutch, English, French, German, Spanish "
†Primary colours: Black "
†Material: ABS "
†Additional material: Glass, Metal "†Physical properties: "
†Presence detection: Yes "
†Light source: IR led "†Electrical data: "
†Current consumption: < 130 mA "
†Transmission distance open space: <= 100 m "
†Transmission distance indoor: <= 20 m "†Technical data: "
†Maximum RF power transmitted: 8 dBm "
†Transmission frequency: 433.92 MHz "†Set-up options: "
†Maximum detection range: 7 m "
†Adjustable timer: Yes "†Environmental data: "
†IP rating: IP44 "
†Operating temperature range: -20-50 °C "
†Usage location: Indoor & outdoor "†Operational properties: "
†Volume control: Yes "
†Automatic alarm warning: Yes "
†Duration of audio signal for alarm: 30 s "
†Duration of audio signal for chime: ± 1 s "
†Entry detection: Yes "
†Speaker output type: Off, Alarm, Chime "
†Adjustable timer before alarm activation: 3-30 s "†Power supply: "
†Adapter output voltage rating VDC: 12 V DC "
†Adapter input voltage rating VAC: 230 V AC "
†Input voltage rating VDC range: 9-15 V "
†Adapter output current rating: 500 mA "†Included: "
†Set contents:

• 1 x Photoelectric IR sensor transmitter with reflector
• 2 x Power supply 230 V / 12 VDC / 500 mA
• 1 x receiver alarm speaker (timer &amp, volume adjustable)