Fiio BTA30 - Buttons and Ports Overview; Power Button; Power Indicator Light; Bluetooth State;Codec;Sampling Rate Indicator Light

English Hi-Res Bluetooth Receiver and Transmitter
Buttons and Ports Labeled
A. Power button
B. Power indicator light
C. Bluetooth state/Codec/Sampling rate
indicator light
D. Pair/Pause button
E. Receiving/Transmitting/DAC mode
switch
F. Volume knob
G. Line out
H. Optical output
I. Coaxial input/output
J. Optical input
K. External antenna port
L. Power/Data port
A
B
C
E
F
H
G
I
J
K
L
D