LB1 High Performance New Bluetooth Speaker for Nook HD+ Portable Water Resistant Mini Wireless Music System Built-in Microphone Hand-free Wireless Speaker (Blue) High-end Stereo Bluetooth Speaker Mini Music system with Built-in Microphone and Micro SD card slot. Water Resistant (grade IPX4) with clamshell design to be protected from splashing water from any direction. 2 pieces of 4-OHMS driver massive rich sound. Output capacity of ~ 87 decibels - music fills even the largest rooms. Rechargeable battery supports up to 8 hours playback time - can be charged via Laptop Destop PC by included micro USB charger cable. Built-in microphone for hands-free phone calls. Easy connect to phones or other bluetooth devices - Can be used as wired speaker with included AUX cable. Comply with Bluetooth-RF range is up to 10M. Simple pairing with your iPhone-iPad-iPod touch-Android-BlackBerry and other devices-watching movies-playing games is a real enjoyment! Audio jack work with iPhone-iPod-phone and other player and laptop. Hands-free with microphone design for mobile phone user-allow you to mute the music to answer a call directly from the headphones. 100% Customer Satisfaction. Fast Same-Day Shipping by 12:00 PM PDT. 30-Day Money Back Guarantee. 12 Months Warranty. Exclusive $100000 Product Protection Plan! Satisfies Government - School - Health care enterprise and Corporate account purchase order requirements.