Yamaha DC-NFB R-500 - Single Knob - Bass / Treble / Balance / Loudness / Volume

YAMAHA CR-220 BASS / TREBLE OR LOUDNESS KNOB - EXCELLENT CONDITION

REALISTIC STA-75 VOLUME/ BALANCE/ BASS/ TREBLE KNOB - EXCELLENT CONDITION

TECHNICS SU-G70 BASS, TREBLE OR BALANCE KNOB - EXCELLENT CONDITION

HARMAN KARDON HK380i BASS/ TREBLE/ BALANCE KNOB - EXCELLENT CONDITION

Denon DRA-565RD Replacement Knob Bass Treble Balance Loudness Stereo Receiver

Yamaha Balance, Loudness, Bass,Treble Knob CR-640 CR-440 CR-840 CR-1040 Receiver

📈YAMAHA LOUDNESS BASS TREBLE BALANCE KNOB CR-240 STEREO RECEIVER