1. Check the bottom of the box, you should see the model number near the bar code.
2. Check the back or bottom of the main unit, it should have a rating label that shows your model number.
3. Check your manual. Your product’s model number is listed on the front cover of your instruction booklet.
UZ145 Series
UZ345H Series
V1725 Series
V2900 Series
V1730 Series
V2700Z Series
V1945Z Series
UV610 Series
SV775 / SV777 Series
SV800 Series