IoT Smart Home PCBA Assembly Smart home products live or die on radio performance. This 4-layer PCBA service is built around ESP32 class wireless modules, with antenna keep-out zones respected, matching networks tuned, and RF shielding applied where the enclosure demands it. The result is a board that passes certification without a redesign loop. Board and module capability Item Capability Wireless platforms ESP32, ESP8266, Wi-Fi 6, BLE 5.0, Zigbee, LoRa Layer count 4 layers