More ICs on the back of the logic board:

Murata 240 Front-End Module

RF Micro Devices RF5150 Antenna Switch

NXP 1610A3 (likely an iteration of the 1610A1 found in the iPhone 5s and 5c)

Apple/Cirrus Logic 338S1285 Audio IC (likely an iteration of the 338S1202 audio codec found in the iPhone 5s)

Texas Instruments 65730AOP Power Management IC

Qualcomm WTR3925 Radio Frequency Transceiver

Possibly a Bosch Sensortec Barometric Pressure Sensor (BMP280)