No Sound?
Your Sinch may be obstructing your headphone plug. Make sure it's attached to the plastic housing ABOVE the metal plug.

Will the Sinch magnets affect my mobile device?
No. Mobile devices today use flash drive for memory which magnets will not impact. What about MP3 players with a hard drive? The Sinch magnets will not impact these devices as well. For more information about the impact of magnets on mobile devices click here.

Will my Sinch work with my mobile device case?
Yes. The Sinch works with almost all cases and covers of mobile devices.

If I have a slider phone will my Sinch still work?
Yes. The Sinch works with a slider phone or a two screen mobile device. However, the best wrap to use is a two finger or a hand wrap. You can than let your bundled headset rest against the back of your device. Please see Hints “Store It On Device” at

Will my Sinch work with an "L" shaped headphone jack?
Yes. The Sinch works on "L" shaped headphone jacks.

Do I need to wrap my headphones a special way?
No. You continue to wrap your cords the same way you always have.

Will wrapped cords around my device cover my screen?
No. You simply slide the wrapped cord towards the top of your screen and the screen is fully visible.

What are the different wraps I can use with my Sinch?
There are four different wraps we suggest: 1) Basic Wrap: A simple horizontal wrap for your device. 2) Two Finger Wrap: Use two fingers for a small Sinch bundle. 3) Hand Wrap: Use your hand for a larger Sinch bundle. 4) Vertical Wrap: For tablet devices, try a vertical wrap and position Sinch along the top of your device. Please see Wraps at for more information.

Can I control where the headset microphone and ear buds land when I wrap the cord around my mobile device?
Yes. The amount of slack at the start of your wrap will control where your microphone and ear buds land. For wider devices try less slack and for narrow devices use more slack.

How can I store my headphones with my Sinch?
Besides storing your headphones around your mobile device, you can use a Two Finger Wrap or a Hand Wrap. This keep your bundled cord resting on the back of your mobile device, but still attached to it. You can also use the same wraps to store your bundled headset anywhere you like off your mobile device such as a gym bag, pocket or even a metal refrigerator. See

Can I still use my Sinch with a bottom headphone plug?
Yes. To prevent dangling, simply position your folded Sinch along the bottom edge of your device. Please see Hints at

My Sinch does not stick to the back of my mobile device?
This is normal as most mobile devices are not made of a magnetic material. To reduce floppiness, simply snap Sinch closed or position your folded Sinch across the top edge of your device. Please see

Will my Sinch erase my credits cards?
No. Your Sinch should not impact your credit cards unless you rub the Sinch magnets across both sides of your credit card’s magnetic strip.

Can I purchase a Sinch if I live outside the United States?
Yes. Although we are currently updating our international checkout cart, we can forward you a PayPal link to purchase a Sinch if you like. Please just contact us through our Contact page at