Cheap Wireless Audio Doorbell Intercom Support USB/battery/power Supply Charge Long Range
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Long and Reliable Range |
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The Normal Range For Most Wireless Optinsis 100 Meters.This will Provide The Appropriate range for a small home. However, our doorbell kit supports an industry-leading wireless working range of up to 100m/300 feet,strictly in compliant with ECC, CE, and ROHS standard. |
Hands-free dual communication |
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Dual communication is supported between visitor outside and the master inside. |
Adjust unlock time,compatible with all electronic lock. |
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Support to connect a electronic lock with delay function. With this function,you just need to press the unlock button on monitor,.Support unlock time 2-10s free set,which makes you feel more safe. |
Application Scenarios |
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Hotel, Apartment,Villa,Office. |