With the Metal Shield Tape removed and the Foam Tape scraped off, the components on Flex PCB can be reviewed

Vesper VM1010 Wake-On-Sound MEMS Microphone

TDK ICS-41350 Microphone

Light Detector

Multi-Color LED

PYD1548 Excelites Tech Low Power Motion PIR Sensors

The Flex PCB has foam tape on both sides, and a Rubber Cavity Cap that surrounds each Microphone. The Foam Tape, and Rubber Cavity Caps can be removed to allow a close up view of the Microphones