GSM Door Gate Opener Remote On/Off Switch Free Call SMS Command Support 850/900/1800/1900MHz NO5141

features remote on/off switch by authorized phone free calls, which can be operated from anywhere, no distance limit, very convenient.

Features:

*Increased antenna control, more stable signal, security precautions no longer dropped.

*850/900/1800/1900MHz quad bands, can work in the worldwide GSM networks.

*No call charges. The GSM Relay Switch answers the call from authorized number then carries out the turn ON/OFF action on the first \'ring\'.

*Secure - Using caller-ID for identification, unknown callers are ignored.

*Add or remove users by SMS Text command.

*No need to provide a remote control or keys for different users.

*Up to 200 authorized phone numbers can be configured at the specified time.

*The relay action will return a SMS confirmation to the owner or authorized call in number, this function is editable by user.

*The relay close or open time is programmable.

*Multiple applications. (Gates, bollards, barriers, garage doors, shutters and access doors or machines).

Specifications:

GSM Frequency: 850/900/1800/1900MHz

Digital Output: NC/NO dry contact, 3A/240VAC

DC Power Supply: 9-24V DC/2A

Power Consumption: 12V input Max. 50mA/Average 25mA

SIM Card: Standard SIM Card

Antenna: 50Ω SMA Antenna interface

Temperature Range: -20~+60°C

Humidity Range: Relative humidity 90%

Dimensions: Approx. 3.23*2.99*1.06in / 82*76*27mm

Package Size: Approx. 19.8*11.2*3cm / 7.79*4.40*1.18cm

Package Weight: Approx. 9.27oz / 263g

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