Zebronics Infinity ZEB-BT017UCF Bluetooth Speaker 

Infinity is a BT portable speaker with features like BT/USB/TF card slot, supports Mp3 format. It comes with a built in microphone and an FM radio. It has a call action as well and a rechargeable lithium battery.

• Bluetooth wireless connectivity, USB/TF card slot, supports Mp3 format, Output power: 3W x 1, Battery capacity: 1200 mAh, Wireless range: 10 meters
• Built-in FM radio, AUX function, Micro SD card max memory size: 32 GB, Playback time in Bluetooth mode: 3 hrs at max. volume level
• Charging via USB port: 3 hrs, Supports GAP/SDAP/A2DP/VRCP profiles, Rechargeable Lithium battery
• Built-in microphone, Hands-free call
• S/N ratio: >80dB, Distortion: <1.0%, Frequency response: 100Hz-20KHz, Bluetooth version: V2.1 + EDR