Reiko Universal Mini Bluetooth Speaker for iPhone/iPad/iPod/Mp3 Player/Smartphones - Retail Packaging - Silver Wireless Connection: Bluetooth technology, enjoy the true wireless entertainment Powerful sound: Heavy bass and rich sound system. High volume without distortion Memory card: supports TF card You can answer all incoming phone calls while enjoying the music 1 x Bluetooth speaker, 1 x USB Power/Data Cable, 1 x User Guide