Mobile Phone Access Controller 850/900/1800/1900MHz GSM Access Controller D4M5
SODIAL
Price Comparison
Description
Mobile Phone Access Controller 850/900/1800/1900MHz GSM Access Controller D4M5 Add or remove users by SMS Text com mand. The relay close or open time is programmable. Can be operated from anywhere, no distance limit. Quad-band, can work in the worldwide GSM Networks. No need to provide a remote control or keys for different users. Secure - Using caller-ID for identification, unknown callers are ignored. Up to 200 authorized phone numbers can be configured at the specified time. One output with relay rating 3A/240VAC for connecting the switch of the door or machines. Multiple applications. (, bollards, barriers, garage doors, shutters and access doors or machines). The relay action return a SMS confirmation to the owner or authorized call in number, this function is editable by user. No call charges. the GSM GPRS Relay Switch rejects the call from authorized number then carries out the turn ON/OFF action on the first 'ring'. GSM Frequency: Quad-Band 850/900/1800/1900Ma
Shipping & Returns Information
Shipping Options
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Return Guidelines
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Refund Processing
Mandatory refunds apply to specific defective merchandise including: Customized and personalized products, Items with limited shelf life, Print publications and periodicals, Opened media such as music, movies, and software. PayPal account holders will see refunds credited to their PayPal balance when originally paid through their balance or linked bank. Card-funded purchases receive refunds directly to the original payment card. Merchants initiate refunds within a three-business-day window, though PayPal's processing timeline extends up to 30 days. Split-payment transactions (combining card and PayPal balance/bank funds) distribute refunds accordingly - card portions return to your card while balance portions restore to your PayPal account.
