Detector type: MW + dual pyroelectric sensor; Support: ABAX/ABAX2 ; Frequency band: 868 MHz ... 868.6 MHz ; Radio communication range (at open area): ≤ 2000 m - ABAX2 @ ACU-220, ≤ 1600 m - ABAX2 @ ACU-280, ≤ 500 m - ABAX ; PIR detection range: ~ 10 m / 6 ° ; Battery working time (in energy saving mode): max. 2 years ;