Do you want to relax for a while from the tedious work on Weekends? If we can stay at a soft bed and listen to celestial music， how wonderful it will be. KR8800 Wireless Bluetooth Speaker will give you such great experience!Highlights:● Supports Wireless Music Streaming via Bluetooth v3.0 Technology.● With the digital display， light sense touch buttons and NFC function.● Can be inserted U disk and TF card， plays MP3 format music， with memory function.● With FM radio， can automatically search and store channels.● Tumbler Design more protective more safe and funny design.● 3.5mm audio output / input， but also for computer， MP3 / MP4 / mobile.● You can select a song forward and reward.Note: For how to use the products detail function， you can open the product manual to see the detail description with pictures. It is really easy to understand with the picture. Design: Mini， Stylish Supports: LCD Screen， TF Card Music Playing， Bluetooth， LED Shinning， NFC， SD Card Music Playing， Volume Control， FM Functions: AUX Function， Songs Track Compatible With: TF/Micro SD Card， MP3， MP4， Mobile Phone， PC Connection: Wireless Interface: Micro USB， 3.5mm Audio， USB2.0， Power Charge Port， SD Card Slot Audio Source: TF/Micro SD Card， U-disk， SD Card Certificate: CE Material: Rubber Color: Black， Blue， Green Bluetooth Version: V3.0 Audio File Format: MP3 Transmission Distance: W/O obstacles ≥10m Speaker Impedance: 4 ohm Display: LED Speaker Battery Capacity: 3.7V 600mAh Freq: 20Hz-20KHz Sensitivity: 500mv S/N: 85dB FM Radio Frequency: 87.6 - 108MHz Package weight: 0.712 kg Product Size (L x W x H): 23.0 x 6.5 x 6.5 cm / 9.04 x 2.55 x 2.55 inches Package Size (L x W x H): 27.0 x 9.0 x 8.3 cm / 10.61 x 3.54 x 3.26 inches Package Contents: 1 x KR8800 Matte Wireless Bluetooth LED display speaker with light sensitive touch NFC FM Radio Support External USB TF Card Playing for Smart Phone PC1 x Audio cable1 x Data cable1 x Rechargeable battery1 x Product Manual in English