RIF6 Bluetooth CSR 4.0 Speaker, Portable, Wireless, Rechargeable with 10W Power and 30 Hour Battery, Built-in Microphone and Carabiner (Blue) TRANSPORT YOUR TUNES - Equipped with NFC connectivity, our Bluetooth CSR 4.0 Speaker works up to 30 feet away from smartphones, tablets, or any other device you pair it with. GREAT ON THE GO - Portable and rechargeable, with 30 hours of battery power. Awesomely balanced sound quality. TAKE IT OUTSIDE - Comes in a durable, shock-absorbing, exoskeleton case that protects against light, water and dust. The perfect beach or picnic companion. TRAVELS EASY - Measures 7 by 2.6 inches, and fits nicely in backpacks or tote bags. Includes attached carabiner for added security and convenience. SOUND DESIGN - Textured, silicon mesh exterior looks super slick, and comes in 5 different colors to match your devices or gear.