One-touch alarm 110 network intrusion system kindergarten campus school gas station emergency button device

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Color classification:

4G full Netcom low-end bare metal version (limited to one)
(4G full Netcom) one-key host + circular sound and light speaker
(4G full Netcom) one-click host + circular sound and light speaker + backup battery
(4G full Netcom) four-key host + circular sound and light speaker
(4G full Netcom) four-button host + circular sound and light speaker + backup battery
(No need to buy a card) IoT one-click host + circular sound and light speaker
(No need to buy a card) IoT one-click host + circular sound and light speaker + backup battery
(No need to buy a card) IoT four-key host + circular sound and light speaker
(No need to buy a card) IoT four-key host + circular sound and light speaker + backup battery

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Tools

Color classification:: 4G Full Netcom Low-Mate Bare Metal Edition (Limited purchase) (4G Full Netcom) One-key Host + Circular Sound and Light Speaker (4G Full Netcom) One-Key Host + Circular Sound and Light Speaker + Backup Battery (4G Full Netcom) Four-Key Host + Circular Sound and Light Speaker (4G Full Netcom) Four-Key Host + Circular Sound and Light Speaker + Backup Battery (No Need to Buy Card) IoT One-Key Host + Circular Sound and Light Speaker (No Need to Buy Card) IoT One-Key Host + Circular Sound and Light Speaker + Backup Battery (No Need to Buy Card) IoT Four-Key Host + Circular Sound and Light Speaker ( No need to buy a card) IoT four-key host + circular sound and light speaker + backup battery