Ajax DoubleButton

Ajax DoubleButton is a wireless hold-up appliance with advanced accidental press security. The computer uses the encrypted Jeweller radio protocol to connect with a hub and is compatible only with Ajax protection systems. The contact range for line-of-sight is up to 1300 meters. DoubleButton runs for up to 5 years on the pre-installed battery.

Specifications:
Number of buttons: 2
LED indicating command delivery: Available
Protection against accidental press: To raise an alarm, press 2 buttons simultaneously
Protective plastic divider
Frequency band : 868.0 – 868.6 MHz or 868.7 – 869.2 MHz, depending on the sales region
Compatibility : Works only with Ajax hubs, range extenders on OS Malevich 2.10 and higher
Maximum radio signal power: Up to 20 mW
Radio signal modulation: GFSK
Radio signal range: Up to 1,300 m (line-of-sight)
Power supply:1 CR2032 battery, 3 V
Battery life: Up to 5 years (depending on the frequency of use)
Protection class: IP55
Operating temperature range: From −10°? to +40°?
Operating humidity : Up to 75%
Dimensions: 47 × 35 × 16 mm
Weight : 17 g