1. Audio and video wireless transmission
2. Half-duplex two-way voice intercom
3 .The transmission video resolution is 640*480
4. With pan/tilt rotation function
5. 3.2-inch display screen, resolution 320*240
6. The camera has built-in lullabies
7. When the camera loses power, it will alarm, the indicator light will flash and a beep sound will be emitted
8. The camera has a sound detection function, which can light up the dormant receiver, while the indicator light flashes and makes a beep sound
9. Support IR CUT, support night vision, night vision distance is 3 meters
10. Lens angle of view greater than 60 degrees (horizontal test)
11.The receiver supports power saving mode with automatic sleep function and four sleep time levels: 1 minute, 5 minutes, 10 minutes, off
12. The receiver has a lullaby playback function and can play 5 lullabies
13. The receiver has ZOOM function, which can enlarge the video image 2 times
14. The receiver has a temperature display function that can display the temperature data wirelessly transmitted by the camera. You can switch between Celsius and Fahrenheit
15. The monitor has a low battery reminder function (specifically refers to the low battery of the monitor lithium battery)
16. The receiver has a reminder function when there is no signal, the indicator light flashes and a beep sound is emitted
17. The receiver is equipped with a lithium battery with a capacity of 1500mAh. It complies with the 62133 certificate
18. Charging time is 2 hours, working time is 5-6 hours
19. The receiver adds cameras through coding
20. The wireless sending and receiving distance is more than 200 meters (open space, no interference, within visual range)
21. With alarm function, camera power failure alarm (indicator light, buzzer)
22. When the LCD is in sleep mode, if there is sound from the camera, it can detect and light up the LCD

Specification:　 　
1. Image Sensor: 1/7-inch CMOS GC0308
2. Camera resolution: 640x480 pixels
3. Field of viewing angle: 60 degree (horizontal test)
4. Night Vision: greater than or equal to 5 Lux (IR OFF)/less than or equal 2 Lux (IR ON)
5. IR Range: 3~5m
6. Chipset: SN93331C
7. Video Resolution: 640 x 480P/15fps (max)
8. Video Code Rate: 32kbps-3Mbps
9. Audio Compression: PCM
10. Audio Transmission: Two-way voice intercom (Half Duplex)
11. Sound Sensitivity: -47dBm
12. Alarm Mode: Sound detection
13. Wireless Transmission Way: 2.4GHz FHSS+GFSK
14. Transmission Range: 200m in open space
15 Interface: Type-C
16. Power Supply: 5V 1A
17. Working current: 480mA (max)
18. Chipset: SN93330C
19. Screen Size: 3.2inch color LCD
20. Pixel: 320*240P
21. Audio input: Built-in microphone
23. Power Supply: 5V 1A
23. Working current: 450mA(max)
24. Lithium battery: 1500mAh
25. Size: 120x71x18mm