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I-Venstar CSR4.0 2*3W 2 in 1 Function Waterproof Speaker
  • Waterproof, Dustproof and Shockproof wireless Bluetooth speaker, metal and silicone housing design made it anti-skid, you can take it into the bathroom, waterproof grade IPX54 that is not available to totally immersed into water
  • Features Near Field Communications (NFC) technology which allows for easy, one-touch pairing by simply tapping your NFC-enabled Bluetooth smart device on the speaker
  • New 2 in 1 function. Powerful 4400mAh built-in polymer lithium battery provides up to 10 hours of playback time, a standard USB jack can be used as a power bank, that you can enjoy your music the same time power your electronics
  • Bluetooth 4.0 and CSR chipset connects faster, more stable, compatible with all your Bluetooth-equipped devices, and an excellent Bluetooth range about 30 feet
  • Built-in Bluetooth Technology - Stream Music Wirelessly - Works with Virtually any Bluetooth-Enabled Device (Smartphones, Tablets, PCs, MP3 Players, etc.)
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This Speaker is designed for use in wet locations BUT IT SHOULD NOT BE IMMERSED IN WATER; NFC function only for android. 

Package contents: 
1x Portable Bluetooth Speaker 
1x 3.5mm audio cable 
1x Micro USB charging cable 
1x Metal Hook Loop 
1x Manual 

Quality Guarantee : 
Our I-Venstar products have 30 Days Money Back or Free Exchange quality guarantee! And we also have 24 hours friendly customer service! 

This Bluetooth outdoor speaker with its rugged, durable, portable characteristics will make your trip more fun. The Perfect Indoor Outdoor Speaker for the iPhone 6, Plus, 5S, 5C, 5, 4, 4S, iPad Air, Mini, Ipod, Galaxy S5, S4, S3, Note 3, Galaxy Tab 3, 2, Nexus 4, 5, 7, 10, HTC One, One 2 (M8), MOTO X, G, LG Optimus, PS Vita, and other Smartphones , Tablets