Portable Bluetooth E13 Speaker Stereo offers 10 watts of power, plus TF and FM radio compatibility, as well as a subwoofer for a dynamic audio experience with computer use.

Its rounded for more multidirectional output and has a subwoofer for those ground shaking bass moments. You can take this anywhere you go for outdoor and indoor use. check the specks below

Features:
1. Strong welding sound quality, super bass
2. Automatically search for Bluetooth, 10M and below receiving distance
3. Support MP3, WMA format music files
4. Support TF card, Bluetooth with call, file playback
5. Support external MP3 / MP4 / computer and other audio input function (AUX)
6. stereo sound, bass surging
7. Configure high-end low-frequency configuration with a high real shock wave
8. New layout technology
9.Suppor FM radio , but without built in antenna, need to insert a usb charging cable as an antenna in order to receive good FM signal .Thanks .

Specifications:
Bluetooth version: 4.2
Bluetooth range: 10M
Output Power: 5W*2
Operating Voltage:DC 5V
Signal to noise ratio: ≥80
battery capacity: 1200mah
Color: Black, red, blue, camouflage
Operating hours: 3H
Product Size: 230*85*88mm
Package size: 240*95*100mm

Package contains:   
1 x Wireless Bluetooth Speaker   
1 x Packing box   
1 x USB Cable