SoundBot® SB520 3D HD Bluetooth 4.0 Wireless Speaker for 15 hrs Music Streaming & Hands-Free Calling w/ Passive sub woofer, 5W + 5W 50mm Driver Speakerphone, Built-in Mic, 3.5mm Audio Port, 2200mAh Lithium-ion Rechargeable Battery for Indoor & Outdoor Use

Click to see SoundBot SB520

 Click to see SB520 in action

Bullet Points

• FEEL THE BEAT! - Crystal clear strong bass & passive sub woofer on both ends with  5W + 5W HD loud speakers & 2 x 50mm premium drivers to reproduce HD quality sound for both active outdoor and indoor use.   
• UNIVERSAL TECHNOLOGY - Advanced Bluetooth 4.0 wireless connectivity that is both backward and forward compatible to other generation of Bluetooth standard for seamless music streaming from up to 33 feets of distance.
• 15HRS OF MUSIC PLAYBACK - Featuring built-in 2200mAh rechargeable battery and 3.5mm universal audio line-in port that allows SB520 to connect to media player devices WITH OR WITHOUT Bluetooth capability.
• UNIQUE & 3D EFFECT - One of a kind stainless steel brush metal finish with 3D effect technology and potent speaker drivers to deliver full spectrum music listening experiences with balanced mid-range, deep base, and crispy high notes. 
• STYLISH - Fashionable design with solid performance and universal compatibility for Android, iPhone, iPad, tablets, smartphones, iPods, MP3, MP4, radio players, and other Bluetooth enabled digital players or media devices with aux port.

Specification

• Built-in 3.5mm audio port for wired or Bluetooth 4.0 wireless connectivity
• Playback time: up to 15 hours wired and 12 hours with Bluetooth wireless connection
• Charging time: 4-6 hours
• Connection range:  33 feet
• Battery: Built-in rechargeable 3.7V 2200mAh lithium-ion battery
• Unit weight: 22oz
• Dimension : 7.5 " x 3 " x 3.5 " 
• Speaker driver: stereo, 50MM x 2, 4 Ohm 5W+5W
• LF diaphragm dimension: 25*50 MM
• Signal-to-Noise Ratio: ≥65db
• Distortion: ≤5%
• Large speaker cavity inside for excellent sound effect
• Passive subwoofer delivers outstanding bass on both end with strong beats
• Battery meter display on iOS devices such as iPhone, iPad, iPod
• Frequency response: 60HZ-18KHZ
• RMS: 2X5W
• Sensitivity: -45dB

In the box

• SB520 Bluetooth 4.0 Wireless 5W + 5W Stereo 3D speaker
• User Guide
• MicroUSB Charging Cable (AC wall charger not included)
• 3.5mm Audio Cable