Dahua DHI-ARA24-W2 Wireless keyfob

Key Features

• • SOS emergency alarm.
  • Frequency hopping function and two-way communication technology ensure communication stability.
  • Cloud update and automatic recovery from update failure.

Hikvision DS-19K00-Y Quality Wireless Keyfob

• • Button – Arm, Disarm, Stay arm, Panic alarm, Alarm elimination
  • Frequency – 433MHz
  • Distance – 300m (Open area)
  • Encryption Scheme – Rolling code DES
  • Indicator – Red/Green LED
  • Battery – 3V/210mAh
  • Size（L x W x H） – 63mm x 49mm x 16mm
  • Weight – 24.5