Art Box Mono Type Bluetooth Speaker Wireless with Microphone, Memory Card and Pendrive Slot Great Rocking Music Art box presents bluetooth speaker set.The product is a iSonix Bluetooth Speaker .Music Player and FM Radio rolled into one. Lightweight, with easy portability, it also has a built-in microphone to connect calls with wireless convenience. You'll surely want to carry this multi-functional accessory with you everywhere. It gives more function then just being a bluetooth speaker, it is a portable FM radio, it has Pendrive support, long Battery Backup upto 6 Hours Continues playing your favourite music (If played on a standard Volume and music). Connect your smartphone to the speaker through bluetooth and you're ready to manage your voice calls with ease. Answer calls and enjoy conversations with ease. Specifications Bluetooth: Yes Driver Size : 32mm Transducer Woofer: 1 x 32 mm Charging: 5V= 1A For 2-3 Hours USB Slot: Pendrive, Hard Disk, Card Reader Micro SD Card Slot Battery type Lithium-ion Polymer