The smallest patented subwoofer in the world.

NOTE: Works with any iPhone 5, Samsung Galaxy 4 and mobile devices that are Bluetooth enabled

You tube demo video available if you search online

Be careful that there are imitation speakers on Amazon that look almost identical on the outside, but are $10-$20 less. This speaker will sound much better in terms of sound, loudness and crisp bass.

The SimplyVibe Wireless Bluetooth Speaker is a remarkably high quality portable speaker that can deliver low frequency resonating sound at even reduced volumes in real time. This is a patented technology that can only be achieve through it's unique metal casing and acoustic components and design.

Easiest to pair - NO code/pin needed.Turn the speaker on and make sure your device's Bluetooth is enabled. Look for the Speaker to show up and just select it - you will hear a "bloop" sound to indicate it is paired. Just turn up the volume on the device and speaker and enjoy! (Only one device can be paired at the same time.

Patented Technology: Suspension Type Low Frequency Resonant System - Special acoustic design structure that lets air compress and expand to release energy.

Includes: Colour Gift Box, 3.5 mm audio cable, USB charging cable, user manual. Technology Specifications:

Colour: Gun Metal Black

Built-in Lithium Battery: 3.7V

Lithium Battery Capacity: 400mAh

Recharging Voltage: 5V

Speaker Specs: 40mm 2.5ohm 3W

Working Range: up to 10 meters

Weight: 0.5 lbs

Frequency Response: 60Hz - 18KHz

SNR (Signal to Noise Ratio): 95dB

Distortion degree: 0.5% Support A2DP and AVRCP profiles

Size: 2.4 x 2.4 x 2 In