2 * Remote control (with battery), 1 * Wired siren (120DB), 1 * Alarm base (Support 2.4GHZ and 5GHZ Wi-Fi), 1 * PIR detector (Immune to pets under 20KG), 10 * Door-window sensor (for Safety)

Alarm System for Home Security, Wi-Fi Door Alarms for Safety with APP Alert (2.4GHz and 5GHz WiFi), Wireless 16-Piece kit: HUB, Door Sensors, Anti-pet PIR, Remotes, Work with Alexa