!! Free Shipping !! ... Immediate purchase OK! [Audio Conversion Plug] Stereo ... 1 piece ... Converts a 3.5mm stereo jack (female) to a 2.5mm stereo plug (male). ◆ By inserting this conversion plug into the 2.5mm earphone jack of your audio device and connecting 3.5mm earphones or headphones, you can listen to audio and music. ◆ Can be used with both mono earphones and stereo earphones. When you insert this plug into the jack of a [stereo] audio device: ・Connecting stereo headphones ⇒ Sound will be output from both speakers. ・Connecting mono earphones ⇒ Sound will be output from the speaker. When you insert this plug into the jack of a [mono] audio device: ・Connecting stereo headphones ⇒ Sound will be output from one speaker. ・Connecting mono earphones ⇒ Sound will be output from the speaker. ● New, unused, stored at home ● Product Name: Audio Conversion Plug (Conversion Adapter) ● Size: Total length approx. 3.4cm, length of plastic part approx. 2cm, thickness approx. 1.2cm ● Quantity: 1 piece ◆ Operation is normal, but since it is not made in Japan, the finish may feel somewhat rough. Please refrain from purchasing if you are concerned about this. ◆ The photos are samples. This is a bulk product, so there is no dedicated packaging. ◆ It will be packaged with bubble wrap and an envelope, and shipped via regular mail. Thank you.