3
2. PRODUCTS
2.1 LCD DVR appearance
2.2 Panel Button Function
AV
: Switch to turn on/off the screen display
TALK
: Turn on/off the 2-way audio intercom
（
only for 2-way audio model
）
▲
: Move to previous column or Adjust the digital
▼
: Move to next column or Adjust the digital
ENTER
: Confirm the settings
◄
: Move to left column or Switch to previous option
►
: Move to right column or Switch to next option
