New Twiddle

components.checkbox-component.js

import Ember from 'ember';

export default Ember.Component.extend({
  tagName: "input",
  isChecked: false,
  attributeBindings: ['type', 'checked'],
  type: 'checkbox',
  checked: function() {
    return this.get('isChecked');
  }.property('isChecked'),

 click: function() {
console.log(this.set('checked', this.$().prop('checked')));
  // console.log(':::::::', this.get('targetObject'));
this.get('targetObject').send('actionCall', 'I am calling');

}
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  actions: {
    actionCall: function(val) {
     alert(val);
    }
   }
});

routes.application.js

import Ember from 'ember';

var checkboxItems = [{id : 1, isCheked: true},{id : 2, isCheked: false},{id : 3, isCheked: false},{id : 4, isCheked: true}]
export default Ember.Route.extend({
model(){
return checkboxItems;
}
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
{{#each model as |item|}}
   {{checkbox-component isChecked=item.isCheked}}
{{/each}}

<br>
<br>

templates.components.checkbox-component.hbs

{{yield}}

twiddle.json

{
  "version": "0.9.3",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.6.0",
    "ember-data": "2.6.1",
    "ember-template-compiler": "2.6.0"
  }
}