Make downloading new sounds onto your digital game call easier than ever with the ICOtec OTG Multi-Function Smartphone Adapter. Use this adapter to transfer files directly from your phone, tablet, or computer to your Plus Series Game Call (not included). To connect the call to the adapter, you'll need a USB-A to micro-USB cable (not included). The adapter has Lightning, micro-USB, and USB-C ports to fit to a variety of devices, including both Android and iOS phones. This adapter works seamlessly with the Animal Audio app. Save files from your phone, tablet, or computer directly to the Plus Series Game Call Requires USB-A to micro-USB cable to connect to game call (not included) Lightning, micro-USB, and USB-C ports Compatible with Android and iOS Seamlessly works with Animal Audio app