Bluetooth Speaker 6W speakers + POWER BANK 4000 mah + Radio and Microphone ALL IN ONE! Including Line in and a micro SD-Card Slot (White) SUPPORTS WIRELESS MUSIC STREAMING via Bluetooth. Compatible with every device that supports bluetooth technology, downward compatible with older Bluetooth versions. ALL IN ONE: Bluetooth speaker, Power Bank Charger (4000mah!), FM radio, Micro SD (TF) card MP3 Player, and AUX "Line-In" for use with older non-Bluetooth audio sources. POWERFUL SPEAKERS: Two ultra-small yet highly powerful (6W total) acoustic drivers, capable of producing a wide frequency band, high definition audio spectrum. Built-in Li-Ion Rechargeable Battery for up to 10 hours of playtime. Built-in microphone for hands-free speaker-phone calling. Easy to pair - no code/pin needed. Built-in MP3 player included, automatically and sequentially plays the music contained on a stand-alone Micro SD (TF) memory card. Micro SD card sold seperately, not include in the package.