Energizer PowerSound BTS-061 Portable Bluetooth Speaker with SD Card, USB Compatibility, Built-in Microphone -( Gray).
 
 
Model name: BTS-061
Battery Cell: Lithium Ion
Capacity: 1200mAh/4.44Wh
Rated Input: 5V/1A (Max.)
Output: 5V/ 1A(Max.)
Weight  :355g ± 5g
Dimensions:130(L)*75(W)*60(H)mm
Bluetooth version:5.0
Support :Handsfree, FM, Micro SD card, USB
Speaker: 4Ω 6W Φ 52mm
Transmission distance:10M
Frequency Response: 30Hz-20KHz