Eachine EV100 720*540 5.8G 72CH FPV Goggle

Features 
Support AV Input and Output( it doesn’t support Audio in FPV mode, for the build-in receiver can’t receive audio. But in AV-IN mode, the audio is available.)
Support External HDMI to AV Module
Support External DVR module
Single receiver with Dual Antennas, enhance the reception and stable performance.
With Fan, can defog the glasses for good visual experience.
Adjustable focal length,allows pilots under 400 degree myopia view directly via naked eye
Adjustable IPD 58~68mm 
Auto Search function, can auto search all frequencies and select the channel of stongest signal.
Has 3 Racing Modes : 4/6/8 pilots. 60-80MHz interval between adjacent channels greatly decrease interference.
Has Debug Mode, requires a corresponding VTX which support pitmode and extra frequency 5300MHz  

Specification:
Item: EV100 Goggles
Frequency : 5.8G 5333Mhz-5945Mhz
Sensitivity : <=-93dB
Antenna Impedance : 50Ω
Antenna Gain : 3dBi
Antenna Connector : RP-SMA 
Video Formate : NTSC/PAL
Support AV IN/OUT
Support Focal Length/Brightness/Contrast Adjustment
Suport Firmware Upgrading 
Power Input : 7.4V
Low Voltage : 6.8V
Battery : 2S 7.4V 1000mAh
Charging : USB Cable(not included)
Working Temp. : -10℃-+40℃ 

Item name:
EV100 DVR Video Audio Recorder
Operating Voltage: DC 5V/ 7.4V(2S)
Working Current : 200MA ~ 240MA
Video Format: NTSC/PAL
Video Output Size: VGA(640*480px)D1(720*480)HD(1280*480)
Light Frequency: 50HZ/60HZ
Compress Format: MJPEG
Video Format : avi.
Records Frame Rate: 30 Frames
Max Support: 32G TF Card
Size: 38.5mm*30.8mm*12.5mm
Weight: only 9g