1PCS PT2399 Karaoke reverberation board DC 6-15V effect super M65831 #YT

1PC NEW PT2399 Karaoke moving circle amplifying board singing reverb board #YT

1PC NEW XH-M173 Karaoke Reverb Board

1PCS PT2399 Microphone Reverb Plate Reverberation Board No Preamplifier DC 6-15V

10pcs PT2399 CD2399GP audio digital reverb circuit Manifold IC DIP

50 PCS PT2399 SOP-16 2399 SMD Echo Processor IC Chip

10 PCS PT2399 2399 SOP-16 Echo Audio Processor Guitar IC NEW

10PCS NEW PT2399 PT2399D-D #HJ