Video Intercom Electronic Door Lock for Doorbell Entry Security System Tablet Accessories Lightweight Support Memory Card No

Lightweight Support Memory Card No Audio Properties Support Apt-X Yes Frequency Response 20-20000Hz Impedance 32ohm Power Talk Time 4-5 hours Music Play Time 3-4 hours Dimensions & Weight Dimensions 2

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0m Frequency Response Range: 20-20000Hz Sensitivity: 111¡À3dB Plug Type: Line Type Active Noise-Cancellation: Yes Volume Control: Yes Control Button: Yes Vocalism Principle: Dynamic Connectors: 3

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Video Intercom Electronic Door Lock for Doorbell Entry Security System Tablet Accessories Lightweight Support Memory Card NoFeatures: New developed intelligent electric lock. Anti tamper alarm Building CPU can automatically lock the door when it detects the door is closed. It will retract lock latch when the door is not closed properly and warn user to lock door again. Specially used for intercom system, connect via 2 wire to our Apartment Video intercom system Universal for left, right, in swing and out swing doors. Fits for electrical control, key or hand operation. Low