You can purchase 4-layer FPC+FR4 Soft and Hard PCB Circuit Board from Viafull with confidence, as we are a proficient producer of high-quality 4-layer FPC+FR4 Soft and Hard PCB Circuit Board. We promise to provide you with the best after-sale service and prompt delivery. Wearable devices should have two most important features: long-term wearability and intelligence. Wearable devices must be worn on the human body continuously to improve the user experience. Such devices require advanced circuits, wireless networks, and at least low-level independent processing capabilities, such as transmitting signals through mobile phone Bluetooth.
| Name: | 4-layer FPC+FR4 rigid-flexible PCB circuit board |
| Application industry: | consumer electronics |
| Application products: | wearable devices |
| Number of layers: | 4 |
| Special process: | hard-flex board |
| Surface treatment: | immersion gold |
| Material: | FR4+FPC |
| External line width/line spacing: | 4/3. 5mil |
| Inner layer line width/line spacing: | 5/4mil |
| Board thickness: | 0. 5mm |
| Minimum aperture: | 0. 2mm |