Portable Waterproof Wireless Bluetooth Speaker Subwoofer, Black

This Portable Bluetooth Speaker rocks! Featuring 360 stereo surround, it plays superbly loud and clear. Charging your phone or tablet as a power bank is another merit. Water-resistance, dust-prevention and shatter-resistance enhances its strengths. Time to grab one and take it wherever you go!
Feature
Superior audio performance 360° stereo surround will immerse you in the wonderful tunes.
Dual audio source input Wireless audio streaming via Bluetooth or wired connection via 3.5mm Aux in.
Hands-free calls Built-in mic lets you enjoy hands-free calls.
Long playback time The wireless speaker can run 6-8h continuously.
Power bank function With 4000mAh Li-ion battery, this speaker can be used to a power bank to charge your mobile gadgets.
Carabiner clip for easy mounting This metal carabiner lets you easily attach the speaker to your belt loop or a backpack.
IP54 ingress protection Waterproof, dustproof and shatter-resistant, this Bluetooth Speaker will bring your music anywhere you want to take it.
Top-panel control buttons Include power on/off, Bluetooth pairing, volume adjustment, music playback control and call answering/ending.
Specification
Name Bluetooth Wireless Speaker
Material ABS with rubber oil
Interface Micro SD card slotmicro USB port USB port 3.5mm Aux in
Support Music Formats MP3, WMA, WAV, FLAC
Battery Built-in 4000mAh Li Battery
Music Playback Time 6-8h
Ingress Protection IP54
Bluetooth Range 15m
Bluetooth Protocol A2DP/AVRCP/HFP
Input Voltage DC5V/1A
Working Voltage3.3V-4.2V
Speaker Φ40mm 4Ω 3W
Output Power 3W x 2
Frequency Response 80Hz-18KHz
Sensibility 80db
SNR ≥90db
Distortion 0.3%
Color Black, Army Green, Khaki
Product Size 66 x 66 x 176mm
Product Weight 500g
Package Included 1 x Bluetooth Speaker, 1 x USB Cable, 1 x User Manual