Purchase Qty. Reference FOB Price
300-999 Pieces US$34.00
1,000+ Pieces US$33.00
Product Description
Product details MIC.Volume:Turn the knob to adjust microphone volume level. ECHO (MIC): Turn the knob to adjust microphone echo. BASS: Turn the knob to adjust master bass level. TREBLE: Turn the knob to adjust master treble level. VOLUME: Turn the knob to adjust master volume level ...