Dahua DHI-ARK30T-W2(868) Wireless Keyboard

The Dahua DHI-HY-SA21A-W2(868) wireless smoke detector provides battery-powered smoke detection and alarm functions in a single unit.

State-of-the-art electronics in conjunction with a photoelectric smoke detection chamber provides smoke detection and high immunity against unwanted alarms. The Dahua DHI-HY-SA21A-W2(868) wireless smoke detector does not require MAINS power and is suitable for general residential applications.

Timely notification of the smoke detector can be displayed on the DMSS app in real time.

Characteristics Dahua DHI-ARK30T-W2(868) wireless keyboard:

• 15-key keyboard, including three function keys

• Integrates visual indicators for communication, arming/disarming, fault and alarm

• Incorporates an audible warning device

• Arm/disarm with password or IC card

• Integrates temperature measurement with a range of -15°C ~ +65°C (±1°C)

• Supports up to 32 users

• Signal strength detection

• 868~868.6MHz Two-Way Radio Communication

• Radio range up to 1.6 km in free field

• Frequency hopping

• AES128 encryption mode

• Tamper anti-sabotage

• Low battery alarm

• Powered by 4 AA batteries (lifespan up to 3 years)

• Maximum consumption of 2.3 W

• Operating temperature -10°C ~ +55°C

• Relative humidity 10%~90%

• Polycarbonate and ABS plastic shell

• Dimensions: 82 (W) x 146 (H) x 22.6 mm

• Weight: 145 g (without batteries), 240 g (with batteries)

• Wall mounting