LCD LCD screen
The structure of the LCD is to place liquid crystals between two pieces of parallel glass. There are many small vertical and horizontal wires in the middle of the two pieces of glass. They can control the direction of the rod-shaped crystal molecules to change the direction through the power or not.
Printed circuit board
Printed circuit boards, also known as printed circuit boards, are providers of electrical connections to electronic components. Its design is mainly layout design. The main advantages of using circuit boards are that it greatly reduces errors in wiring and assembly, and improves automation and production labor rates.
Semiconductor memory is a kind of memory that uses semiconductor circuits as storage media. Internal memory is composed of semiconductor integrated circuits called memory chips.
The material of the frame is usually plastic or wood. Some digital photo frames provide replaceable frames.
Simple multimedia digital photo frame
Simple multimedia digital photo frame refers to a digital photo frame that can display pictures in jpg format and can also play music and videos.
Simple function digital photo frame
Simple function digital photo frame is a digital photo frame that can display pictures in jpg format.
Advanced Multimedia Digital Photo Frame
Advanced multimedia digital photo frames often support wireless 802.11 connections and can download pictures from websites or even email.