3.5mm Plug Multi-function Frequency Commutator with volume Control

Features:

• 3.5mm plug of this Commutator is suitable for all devices
• Multi-functional Commutator is facilitate and portable
• This 3.5mm Commutator have headphone jack, microphone jack, transition switch between headphone and speaker, multimedia speaker jack, Microphone ON/off
• Volume of this Frequency Conversion can be adjustable
• Core length is approx.2~3 M
• Weight: 48.5g