Shanling UP4 - Indicator Guide; Indicator Display for Different Bluetooth Codecs; Amp Gain Mode Selection; Digital Filter Selection

SBC
AAC
aptX/aptX Low Latency
aptX HD
LDAC
LHDC
Indicator display for different Bluetooth codecs
Indicator Guide
Codec Indicator
Blue
Cyan
Violet
Yellow
Green
White
Amp Gain Mode Selection
State Indicator
Linear phase fast roll-off
Mixed fast fast roll-off
Blue
Green
Digital Filter Selection
State Indicator
Linear phase fast roll-off
Linear phase slow roll-off
Minimum phase fast roll-off
Blue
Green
Minimum phase slow roll-off
Violet
Yellow