Wireless bluetooth Waterproof Outdoor/Shower Speaker Portable Mini bluetooth Speakers with Suction Cup/mic/Hands-Free

*Mini Card FM hands-free wireless speaker. *With a mini SD TF card slot, you can play MP3 / MP4 files on TF card. *Play songs through AUX (3.5mm audio), TF memory card, USB. *The speakers have a built-in microphone, so you can phone at the speaker. *Connect your various enabled devices to play any song through this speaker. *Support A2DP, AVRCP, headset, hands-free profile. *Built-in 3.7V/500mah rechargeable battery, but also through the USB interface, computer charging.