3.5mm Female to S20-Pin Headset Adapter Earphone Jack Converter Supports Hands-free Mic D2G for Samsung Jack i637, Jitterbug A310, Magnet A257, MyShot R430, Omnia i910 - Walmart.com
507.Samsung GT-S5230 Very Rare - For Collectors - Unlocked | eBay
Samsung Gt S5230 SMARTPHONE FOR SPARES REPAIRS PARTS AT&T | eBay
Samsung AAEP433 + AARM021 Original S5230 Headset with mic 3.5mm with S20 Pin adapter (OEM)