Bluetooth Speaker, Mercase Waterproof Sport Portable Wireless Bluetooth Speaker Stereo Bass with Handfree/TF Card Built-in Mic 800mah Rechargeable Battery for iphone/ipad/ipod/Android phone (Red) TRANSPORT YOUR TUNES - Mercase Bluetooth 4.1+EDR speakers are equipped with NFC connectivity to play music from up to 30 feet away from your smartphone, mp3, tablet or laptop. Never let a migrating party compromise your carefully curated playlist. DURABLE&LIGHT WEIGHT-- Scratch-Proof Silicon Casing Protects Speakers Against Damage, Hassle Free Portable Music For Any Adventure + Freedom from Tangled Wires SUPERIOR AUDIO -- Includes Double 5W Speakers, Subwoofer & Built-In Microphone/Speakerphone For Hands-Free Calls, Support self-timer function GET OUTDOORS -- Sing In The Shower, And Create More Adventure In Your Life! Attach The Bonus Clip To Your Backpack, Bike, Shower Rack, or Anywhere For Hours of Music, Audio, or Speakerphone Use. The Best Solution For Barbecues, SAFE Biking, Camping, Hiking, Shower Music, and Indoor/Outdoor Audio Playback WARRANTY -- Our worry-free 1 year warranty and friendly customer service.