To activate the alarm, you must simultaneously press both buttons. They are stiff and parted by a plastic barrier. These measures eliminate false alarms when carrying DoubleButton in a pocket or bag.
Main features:
- Wireless hold-up device
- Operates with all Ajax hubs and range extenders (with OS Malevich 2.10)
- False alarm prevention
- Activation not longer than 0,15 sec Always active (does not require waking up to use)
- Jeweller radio technology
- Communication range with a hub - up to 1300m in an open area
- Two-way communication
- Operating frequencies - 868.0 - 868.6 or 868.7 - 869.2 MHz (depends on sales region)
- Self-adjusting RF output power - up to 20mW
- Block encryption based on AES algorithm
- Frequency hopping
Power supply : CR2032 battery, 3 V, Up to 5 years
Operating temperature range : From -10°C to +40°C
Permissible humidity : Up to 75%
Protection class : IP55
Size : 47 × 35 × 16 mm
Weight : 17 g