Headphone Adapters

1/4" is the standard size headphone jack/plug for Stereo and Surround Sound Receivers and Home Stereo Amplifiers. It's the same size as used for Guitar cables and Musical instrument cord connectors.
3.5mm is used on iPods and MP3 players and most types of small electronics that have sound.
2.5mm was usedby many early cell phones
RCA connectors are used on the back of most Home Theater equipment, cable boxes, etc. Generally used for "Line level" not headphone level Inputs/Outputs

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Calrad Electronics

Stereo 1/4" female to 3.5mm Mini plug male Adapter for Headphones or patch cables

Calrad Electronics
$1.30
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ZipLinQ

Retractable Zip Linq Handsfree Headset for Nokia with Jack, Treo, & Palm

ZipLinQ
$9.99
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Calrad Electronics

3.5mm Stereo Female Mini Jack to 1/4" Stereo Male Plug

Calrad Electronics
$1.83
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Calrad Electronics

3.5mm stereo mini plug to stereo 1/4" phone jack, Gold plated

Calrad Electronics
$2.65
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Calrad Electronics

6in shielded cable w/ 3.5mm stereo plug to two 3.5mm monojacks!

Calrad Electronics
$3.13
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Monster

Share your favorite tune with your friends using this quality splitter!

Monster
$19.95
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