SynkTech Portable LED Multicolor Bluetooth 4.0 Speaker with 8 Hour Playtime for Outdoors/Shower- Yellow Full,High-Def Sound - Enjoy an impressively crystal clear sound quality and robust bass realized through a 3W audio driver and passive sub-woofer. Daylong Playtime, Fast Recharge - Enjoy 8 hours of music at 80% volume, up to three times longer than similar-sized portable speakers. Latest Bluetooth 4.0 Technology - Connect your device in 3 seconds; Max support 32GB TF card Rugged Splashproof and Shockproof Wireless Bluetooth Speaker