Meet the Samson Go Mic Mobile: a wireless microphone system that allows journalists to capture audio anywhere. This dual-channel digital system operates in the 2.4GHz band. It attaches to your smartphone and works with iOS and Android devices. You will be able to use the device for up to 6 hours.
The device has an operating range of 100′. It is available in lavalier and shotgun mic versions. Great for podcasting and livestreaming. You can find out more about it here.