ICs, amplifier boards and connectors.
Volume, bass and treble knobs
2 x 50 W, TDA7293
2 x 25 W, TPA3116
LED shows charging status
Works with 100 W and 65 W chargers
Input Type-C, output MagSafe 3
Magnetic head with LED
Metal body, USB-C socket
Surface-mount QFN package
good one