Karaoke339 Reverb Board Preamp Board Low Noise Amplifier Board bluetooth Amplifier Front Board

Feature:

Model: OK339 Chip type: PT2399 Working voltage: double AC12-15V Potentiometer specifications: 15 / 20mm Weight: 120g Dimensions: 15.7 x 8.8 x 3cm

Package includes:

1 x?Amplifier Board