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4G GSM Dual Channel Remote Switch Controller, SMS Command Remote Board with Relay Output, Relay Control Box(US)
Specification Condition NewItem Type GSM Remote BoardMaterial ABS PlasticColor As Pictures ShownWorking Voltage 9-24V DCThis product is a 4G version,divided into European,American,and Australian versions.The corresponding operating frequencies are as follows European Version LTE-FDD Version LTE-FDD Version LTE-FDD B3/B8 Package List 1 x GSM Remote Board1 x x USB Cable1 x USB x Instruction 2 Relay Switches It has two independent relay switches, and by dialing its mobile phone number to activate the NO.1 relay switch, it will automatically refuse to answer and turn on the device connected to it, so there will be no call charges. With

Price is $116.00

Price: $115.86