Audiophiles are Full of CRAP A Cheap Audio Man Rant
Douk Audio EQ5 PRO 5-Band EQ Equalizer Bluetooth Receiver for Speaker/Amplifier. 33 1 / 3, 45, 78 Rpm (3). Usb 1.0 / 1.1 (4). Usb 1.0 / 1.1 (4). 5-band EQ equalizer and preamp separate and rich frequency band controls (100Hz / 400Hz / 800Hz / 4KHz /10KHz), each band is processed by one op amp independently.
Douk Audio EQ5 PRO 5-Band EQ Equalizer Bluetooth Receiver for Speaker/Amplifier. 33 1 / 3, 45, 78 Rpm (3). Usb 1.0 / 1.1 (4). Usb 1.0 / 1.1 (4). 5-band EQ equalizer and preamp separate and rich frequency band controls (100Hz / 400Hz / 800Hz / 4KHz /10KHz), each band is processed by one op amp independently.