About the product 1. Brand new and high quality 2. Principle: using the headphone cable to touch off the photo button 3. Be Attention: Before buying this product, please confirm the volume key of your phone can take pictures or set Volume Key to Take Pictures 4. Support iOS 5.0 above system, Android 4.2 above system 5. For iOS system, you don't need to set up 6. For Android system, you may set: Open your phone camera, setting, volume key, set the volume key to take pictures 7. Some Android phone can't be set, you can download free APP like camera360 to take pictures
