Features:
Infra-red LEDs for night-time vision, effective night vision range is 15m
4-channel real-time wireless receiver, alloyed shell, antenna can be change by yourself
2.4GHz 4-channels compact wireless portable AV camera & receiver
Auto channel switching mode (Selectable channels display sequence)
Date stamp function
Standby recording mode
Support up to 4G SD/MMC memory card
Support 1.8" external portable hard disk up to 40G
Real time Display (30fps) for display and recording
640 x 480 high display and recording resolution
Inbuilt with 128MB memory
Cable AV Recording and TV out function
Very high 960 x 240 definition 2.5" inch TFT LCD display screen
OTG and 2.0 high-speed USB interface
Inbuilt with High-capacity polymer lithium Battery, 5hrs continuous playtime and 3hrs continuous recording
380TV lines clear picture display, Weather-proof design for outdoor usage, Alloyed shell
Built-in microphone for audio monitoring
Min. 100m transmission distance without block
Support U disk, USB memory stick
Selectable Recording format (AVI, ASF, MOV)
Support (MP3/WAV/MPEG-1) audio playback format
Support (MPEG-4/AVI/ASF/MOV) video playback format
Support (JPG, JPEG, TIF, TIFF) picture playback format
Internal 1.5W Stereo Speaker 

Receiver:
Receiver Channel: 4CH CH1:2414MHz; CH2:2432MHz; CH3:2450mhZ; CH4:2468MHz:
Db Level: -90dB
Antenna: 50 ohm SMA
Receiving Sensitivity: >=-85dBm
Video Output Signal Level: 1.1Vp-p ~ 0.2Vp-p @75 ohm, S/N >38dM
Audio Output Signal Level: 3.0Vp-p ~ 1Vp-p @600 ohm
Power Supply: DC +5V
LCD 2.5 TFT: 60 x 240 Trans.ective LCD
Frequency Property: FM 2.4MHz
Video Mode: NTSC/PAL
Video Out Mode: NTSC/PAL
Resolution: 640 x 480/320 x 240
Compressed Video Format: MPEG-4/AVI/ASF/MOV
Play File Format: MPEG-1/MPEG-4/AVI/ASF/ADPCM
Speaker: 1.5W
Frequency Range: 20Hz-20KHz
Output channel: Stereo
Earphone Output: L20MW+R 20mW(160) (Max volume)
Play File Format: MP3/WAV/MPEG-1
File Format: JPG/JPEG/TIF/TIFF
AS Adapter: DC 5V 2A
Internal Battery: Li-ion Battery 1800mAh
Operating System Supported:
Serial Bus: USB 2.0; USB OTG2.0
Disk File Format: FAT32
Language: Chinese/English
IBM-PC: Windows 98SE.ME.2000.XP
Wireless Recorder: >=3hrs
Player: >=5hrs

Camera:
TV System: PAL/NTSC
Validity Pixel: PAL: 628(H) x 582(V), NTSC: 510(H) x 492(V)
Image Device: Vimicro 0702 Vision CMOS
Horizontal Definition: 380 TV Lines
Angular Field of View: 45˚ (f=6mm)
Minimum Illumination: 0 Lux
Night Vision Range: 8m
IR LEDs: 9 IR LEDs
Band Width: 20M
Synchronization System: Internal
Scanning Frequency (H): PAL: 15.625KHz, NTSC: 15.734KHz
Scanning Frequency (V): PAL: 50Hz, NTSC: 60Hz
Backlight Compensation: Auto
Electronic Shutter: 1/50(1/60) ~ 1/100,000 Sec
White Balance: Auto
S/N Ratio: >48db
Gamma Correction: >0.45
Operation Temperature: -10 ~ +50 / +14 ~ +122˚C / ˚F
Transmission Frequency: ISM 2,400 ~ 2,483MHz
Power Supply: DC +12V

Package content:
1x Earphone
2x DC 12V 1A Switching Adapters
1x DC 5V 2A Switching Adapter 
2x 2.4GHz, 1/3" Omn Vision Chip,Wireless CMOS Camera
1x 2.4GHz 4-Channels Wireless Portable AV Receiver
1x AV Cable 
1x USB OTG Cable
1x USB PC Cable