SDY-021 Enhanced Bluetooth Speaker with LED display, FM Alarm Clock Radio and Music Player Powerful and portable. Full sound with rich bass. Bluetooth for audio and hands free function. FM radio tuner with alarm clock. LCD display. USB Stick and Micro SD card playing functions. 3.5mm Line in and Micro USB charging port. Compatible with all Bluetooth devices. Remarkable sound quality: Solid construction with Subwoofer. Coaxial 66mm subwoofer with 40mm tweeter. Full range sound including ENHANCED BASS. Rubber base pad that transmits sound to solid surfaces for enhanced audio. Built-in Rechargeable Battery for over 3 days standby and up to 14 hours of playtime. Built-in microphone for hands-free speaker phone calling. Intelligent female voice announcement for connection and incoming call information. Micro usb charging port allows speaker to share many cell phone chargers. LED display with FM Radio and Alarm Clock. Support Micro SD Card, USB Stick and 3.5mm line in play. Compatible with ANY BLUETOOTH enabled device! Comes in a very attractive box and includes micro usb charging and 3.5mm line in cables. 7 inches wide. Approximate weight 7 lbs.