The bluetooth speaker offers high quality stereo sound enjoyment with portability. Two 40mm, 6-watt speaker with enhanced bass resonator and a large speaker cavity deliver excellent sound. It's 9.4 X 2.1 X 2.4 inches and 0.9 pounds in weight. This small and powerful speaker is perfect as bedside radio and music player and It also can be taken on vacation, camping and friends gathering. Besides Bluetooth source, It can also play audio from 3.5mm audio jack and almost all formats of audio file from TF card/SD card and USB storage device via the sockets at the rear side of the speaker. The Bluetooth device can be connected from 35 feet away. It's easy to pair and it remembers the device that connected last time and connects automatically. Volume control and track change can be done on the button or from your smart phone wirelessly. The LED display shows time, alarm clock, FM radio and Bluetooth status as well as battery level. Package includes: 1*USB Charger cable 1*Audio Line 1*Bluetooth Speaker 1*User Manual Note 1. Protective film on the LED screen area can be removed. Note 2. When speaker not operating normally, keep pressing "play" button for 5 seconds to reset the speaker.