Universal Bluetooth Speaker

Feature√ Deep bass HD 3W + 3W watt loud speakers with 40mm premium drivers for both active outdoor and indoor use√ Bluetooth 4.0 audio wireless connectivity with seamless streaming, 4 hours of playback time√ 2 x 40mm speaker driver output with deep bass and crystal clear sound√ Fashionable and stylish design with solid performance and universal compatibility for Android, iPhone, iPad, tablets, smartphones, iPods, MP3, MP4, U disk,TF card,radio players, and other Bluetooth enabled digital players or media devices with aux portSpecification√ Built-in 3.5mm audio port for wired or Bluetooth 4.0 wireless connectivity√ Playback time: up to 6 hours wired and 4 hours with Bluetooth wireless connection√ Speaker driver: 40mm√ Charging time: 2.5-3.5 hours√ Connection range: 33 feet√ Operating frequency: 2.4-2.48GHz√ Battery: Built-in rechargeable 3.7V 1800mAh lithium-ion battery√ Unit weight: 11oz√ Dimension : 7 x 2.5 x 1.7 " √ Speaker driver: stereo, 40MM, 4Ohm√ LF diaphragm dimension: 25*40 MM√ Signal-to-Noise Ratio: ≥80db√ Distortion: ≤0.1%√ Large speaker cavity inside for excellent sound effect√ Passive subwoofer inside delivers outstanding bass√ Battery status can be displayed on iPhonePackage includes:√  Bluetooth4.0 Stereo speaker√ User Guide√ MicroUSB Charging Cable√ 3.5mm Audio Cable