MobilePal Flexfit Headset Audio Jack Extender for iPhone or Android Battery Cases with Gold Plated 4-Pole 3.5mm Connectors (Black)

Made for iPhone and android devices made for devices with 3.5mm (1/8 inch) headset audio jack, including iPhone or android smartphones or tablets, to extend the reach of any 3.5mm headset or headphone. Slim long head-end barrel its head-end barrel has a diameter of 0.225in (5.7mm), ideal for high-end battery charge cases and juice pack with an audio jack opening with a diameter of at least 0.23 in (5.8 mm), including MFI-certified battery cases for iPhone made by MobilePal, Anker, morphine, etc. Gold-plated connectors with pure copper its gold-plated connectors and contacts provide maximum conductivity and prevent corrosion. High-quality pure copper cable allows consistent signal between components. Works with headsets with/without volume control, and also with credit card readers for smartphones, including square readers, PayPal credit card readers, bank of America mobile pay readers, etc. (Except for intuit go payment readers). Notes:1. This MobilePal product is distributed exclusively by MobilePal with lifetime limited warranty. Beware of low-quality counterfeit products sold by other sellers.2. The head-end barrel has a maximum diameter of 0.225 in (5.7 mm), and it fits most apple MFI-certified battery cases for iPhone. Consider the MobilePal sure fit model for battery cases with a small opening and the proof fit model for regular cases with a small opening. 3. The flex fit model has a flexible front-end barrel. To avoid damaging the connectors, please do not bend the barrel forcefully.