1).2.4" QVGA (320x240)Color Display
2).Launch, receive used by Digital encryption technology and frequency hopping toensure privacy
3).Clear audio communication
4).With hands-free calling features.
5).Built-in Polymer Li-ion rechargeable battery�Awith function of charge.
6).Wireless technology brings you easy understanding with your guest visiting at the any time and anywhere in the house
7).WithImage storage function , visitor��s picture ,The time and date of visit can be record on this unit for your view.
8).Stored picture can be viewed on the receiver or download to your PC Through the USB port
9).Wireless remote door releaseAnd Hyun-ring
10).Max range 120 meters in open area.
11).High integration of 2.4GHz to eliminate interferencewith FCC & CE R & TTE standards
12).Color: upon on requests 13).Product dimensions (L x W x H): 17.5 x 10.0 x6.5cm(Indoor unit)

Receiving
Display Type: TFT LCD
Disply Dimension: 2.4 inchs
Display Resolution: 320xRGBx240(QVGA)
View Angle: L/R(80),U/D(60)
Brightness: 180cd/m2
Contrast: 300
Response time: 25mS
Operation Frequency: 2.4-2.4835GHz
Image Data Memory System: JPEG
Photo Store�G2000 pcs
Audio Power: 0.2 Watt
USB Port: USB1.1
Max.Range(clear line of sight):up to 300ft(in open area)
Power supply: AC/DC Adapter (5V/600mA) 3.7V/1500Ma/H Li-Poly Rechargeable Battery( included)
Power consumption: 1.5watt(at working)
0.08watt(at stand by)
Temperature Range: 0-45C Camera
Camera Type: Color CMOS Camera
Resolution: 300K
Operation Frequency: 2.4-2.4835GHz
Mic sensitivity: 1 to 2 meter
Power supply: AC/DC Adapter (12V/1200A)
Power consumption: 2.5watt(at working)
12watt(at unlock)
Temperature Range: -10-50C