Sunny Future Magic Cube Ultra-portable Wireless Bluetooth Stereo Mini Speaker, Great Sound with Pulsing LED Lights,, Built-in Microphone, Perfect for Your Iphone 6, Iphone 6 Plus, Ipad, Smart Phones and Pcs (Black) Transmission distance: 10 meters; Audio signal input interface: standard 3.5mm headphone jack (stereo) Output power: 3W+3W; Input power: direct-current DC5V 500MM Built-in lithium battery, environmentally friendly and practical; built-in microphone,can be achieved mobile voice speakerphone; Built-in FM radio; using high-friendly speaker, make the sound more natural and delicate Memory function, resume playback Small and portable, the Magic Cube Bluetooth speaker lets you listen to your music, videos or games wherever you are. Put it in your bag and off you go. Enjoy sound without being tied down with wires; Wherever you want to enjoy your music, whether it's on the beach, at a party, or simply in the garden or kitchen, you can do it wirelessly with this speaker