Wireless connectivity, microSD card slot and backup battery, if the three features had caught your eyes, the following Veho Vecto portable Bluetooth speaker would be a nice option for you.
The Veho Vector is a multi functional wireless speaker that measures 14.5 x 8 x 6cm. As shown in the images, the wireless speaker sports a portable, low-profile design and comes with a water-resistant and shock-proof housing to protect its internal components. Moreover, its dual acoustic drivers coupled with two powerful speakers deliver rich audio, and using built-in Bluetooth, you can wirelessly connect it with your smartphone or tablet, while 3.5mm audio input makes the Bluetooth speaker capable of connecting with other music players, while integrated MP3 player plays music from your microSD card. Apart from that, its in-built 6000mAh rechargeable battery doubles as a backup battery to charge your smartphone when you’re on the go.
The Veho Vector portable Bluetooth speaker is priced at $134.80 USD. If you need it, jump to Firebox online store for more details.