JBL Flip 2 Wireless Portable Stereo Speaker - Blue (Certified Refurbished) This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The resulting product includes all relevant accessories, comes with a minimum 90-day warranty, and may arrive in a generic box. Only sellers who meet a high performance bar may offer Certified Refurbished products on Amazon.com Built in Bluetooth streaming and 5 hour battery life. Rechargeable Battery Built in Microphone Aux Connection allows you to plug into practically any audio device SoundClear echo/noise cancellation technology.