1. 2.4G digital wireless
2. Video frame rate 320x240Res. Up to 24 fps
3. On-screen display setup menu (OSD)
4. 8 Levels zoom-in / zoom-out
5. Contrast /Brightness adiustment
6. Speaker / Mic volume control
7. Automatic night vision
8. Sleep mode with voice Activation (VOX)
9. Battery indicator
10. Out of range warning
11. Up to 200 meters line of sight