ZigBee NEO Alarm Siren NAS-AB02B TUYA Feel safer in your home. The NEO NAS-AB02B siren offers light and sound alarms and allows you to choose from 18 signals. It is compatible with the TUYA / Smart Life app and shines with a volume of up to 90 dB. Power is supplied via USB, but 2 CR123A batteries can also be used if required. Please note: A ZigBee gateway (sold separately) is required for the correct operation of the siren. More possibilities with the app Add the alarm siren to the TUYA / Smart Life app and enjoy convenient access to key functions. Receive useful notifications on your phone and adjust key parameters. In addition, the device can remember the settings you have made and easily restores them in the event of a power failure, for example. Sound and light alarm Rest easy knowing that you will know immediately if something worrying happens in your home. The NEO siren offers a light alarm and allows you to choose from up to 18 audible signals. It also sends notifications to your phone. Its volume is up to 90 dB - if something happens, you can easily hear it and react in time! Power supply in 2 ways Don't worry if the siren stops working when you least expect it. To make it work reliably, simply connect it to the power supply via USB cable. What's more, you can also power it in an emergency during a power cut - with 2 CR123A batteries. So you are prepared for the unexpected! Brand NEO Model NAS-AB02B Colour White USB power supply 5 V / 1 A Power supply via batteries 2x CR123A 3V Volume level 90 dB Standby intensity 61 uA - 180 uA Frequency 2.4 GHz Communication protocol ZigBee 3.0 Wireless standard ZigBee IEEE 802.15.4 Range Up to 55 m Application TUYA / Intelligent Living.