The SoundLogic XT Bluetooth mini capsule speaker offers great quality sound with Bluetooth 2.1 technology. It features a powerful 3W driver for excellent sound. With the ultra,compact size and handy carabiner clip, it can be easily fitted into or onto a backpack, suitcase, or a travel bag. This speaker is strong enough to fill up a kitchen, living room, or classroom. It is ideal for personal usage, or picnic with friends and family. Connect wirelessly via Bluetooth V2.1 technology up to 33 feet away Compatible with Bluetooth enabled devices such as smartphones, tablets, etc. Use a 3.5mm aux cable (included) to play music from smartphones, tablets, MP3 players, iPod computers, netbooks, laptops, etc. Built-in 3.7V rechargeable Li,ion battery (Input: DC 5V / 0.5A) Includes: 3.5mm aux cable, MicroUSB charging cable, and an instruction manual Product Dimensions: 4" x 2" x 2"