Sentey&reg; Bluetooth Speaker B-trek S2 (Blue) up to 6 Hours - Built-in Mic for Hands Free Speakerphone - 10 Meter &ndash; 33 Foot Range - Rechargeable & Removable Lithium Ion Battery - Wireless - Mini Size - AUX Line in & Microsd Card Slot Allows Audio Music Playback From Various Sources with This Magicbox / Works for Iphone, Ipod , Ipad Mini, Ipad Air 4/3/2, Itouch, Blackberry, Nexus, Samsung, Other Smart Phones, Mp3 Players, and Computers Laptop or Desktop &ndash; Fm Function LS-4062 Rechargeable & Removable Lithium Ion Battery Built-in Microphone for Hands-free Functionality with mobile phone AUX line in & microSD card slot allows music playback from various sources Bluetooth Speaker with FM radio One Touch Answer button