7 inch color display wireless video door bell phone entry system

タイトルまたは説明

7 inch wireless video doorbell is a multi-function 2.4G digital wireless transceiver color digital doorbell which independent research and development by our company, good viewing angle, clear long-range images .Indoor monitor with 7 inch big screen, Wall Indoor show handsomely. Full hands-free voice communication, clear voice and loud .

Functions:

1. 2.4G ISM digital public band: ***2 ~ ***3.5MHz

2. Air transfer rate up to 2Mbit / s, greatly shorten space transfer time

3. *6 voice sampling accuracy. 8K sampling rate. DAC audio output port, *6 output

4. Full-duplex voice mode

5. Simultaneous transmission of the image data and voice data

6. Analog camera, *-inch display screen, HD

7. Image using MJPEG compression, a unidirectional wireless up to *3 to *8 frames / sec.

8. Launch power ****0dBm, Receiver sensitivity ***0dBm

9. Barrier free distance of communications is **0M

*0. Lithium-powered 3.7V for indoor monitor，outdoor camera power supply 5V, 1A, the unlock power *2V, clients provide.

*1. AFH Adaptive Frequency Hopping technology, with wireless LAN and Bluetooth devices share 2.4G band to work at the same time.

*2. Random communication channels and synchronization channels, then produce *0Bits password.

*3. Suit for Certifications: CE/CCC/FCC/R&NTTE/Rosh

*4. Three unlock way for outdoor camera

*5. Night vision function for outdoor camera.