Here is another smart wearable device designed to stimulate your brain to help you focus, sleep, and deal with stress. The NeoRhythm device syncs your brain with frequencies that match your desired state of mind. You can tap on the device to interact with it.
NeoRhythm pairs to your mobile device, so you can choose which program you would like to choose (e.g. sleep, focus, pain, meditation). The device weighs 105g and fits all head sizes.