Small in size and big on sound. The Amkette Trubeats Solo wired speaker allows you to stream music with crystal clear sound using the included 3.5mm input cable with your mp3 player such as iPod, iPhone, Android devices or any Mp3 Player, this speaker will keep you jamming for up to 10 hours. You can even connect it with other Trubeats Solo speakers and create an endless chain for a powerful sonic experience. Power is drawn from the internal rechargeable battery and not from your device and is recharged in just 2 hours with the included USB cable. On/Off switch on the bottom will keep you rocking even longer. And that’s not it the Trubeats Solo is also a speakerphone with it’s innovative microphone adapter the Trubeats Solo turns into a communication device.Delivering on the promise of Trubeats, the Amkette Trubeats Solo is petite in size but massive in sound. So get ready to unleash the party and impress your friends with this pocketsize boom-box. Endless speaker chain capability: Connect the Trubeats Solo speakers to other Solo speakers, creating an impressive sound environment. Ultra Portable: Its lightweight and small enough to fit in a backpack, briefcase or handbag. Long Lasting Battery Life: It has a built-in Li-ion battery that provides up to 10 hours of playback time. Easily recharge the battery using a micro USB port, which will save you battery hassles and money. Speakerphone Capabilities: It’s innovative microphone adapter provide hands-free calling functionality. Charge while you play: It can play music and keep charging simultaneously. Easy-to-use with volume and tracks controlled through your mobile phone. LED Indicator: A clearly visible LED indicator lets you know when the Trubeats Solo built-in Li-ion rechargeable battery is low, so that you know when it needs charging.