Features‎:‎‎- Play music from Micro SD card/USB directly‎- Play music from cell phone/ MP3/ MP4/ MP5/ PC‎- FM Radio function‎:‎ High sensitivity radio with telescopic antenna‎- Colorful flashing LED light creates a wonderful listening atmosphere‎- LED screen can display‎:‎ Time‎,‎ FM channel and charging status ‎- Support 15 countries languages such as Chinese‎,‎ English‎,‎ German and Italian etc‎.‎‎- Screen displayed song title‎,‎ lyrics and singer‎'‎s name while playing‎- Eight sound effects and seven circulation modes satisfy your personal preference‎- Clock and alarm function‎- Built‎-in 400mAh rechargeable lithium battery‎- Support‎:‎ MP3/ WAV/ WMA format music‎- Play time‎:‎ 5 ‎- 6hours‎- 3.5mm audio jack interface is fit to most commonly used headphone and earphone‎- Power amplifier level‎:‎ 15 Brands‎:‎ NiZHi Model‎:‎ TT029 Design‎:‎ Mini‎,‎Portable‎,‎Sport Compatible with‎:‎ Mobile phone‎,‎MP3‎,‎MP4‎,‎PC‎,‎Tablet PC‎,‎TF/Micro SD Card Supports‎:‎ FM‎,‎LED Shinning‎,‎TF Card Music Playing Connection‎:‎ Wireless Interface‎:‎ 3.5mm Audio‎,‎Power Charge Port‎,‎TF Card Slot Audio Source‎:‎ TF/Micro SD Card Material‎:‎ Aluminum Alloy‎,‎Plastic Color‎:‎ Black‎,‎Blue‎,‎Green‎,‎Pink‎,‎Red‎,‎Silver Audio File Format‎:‎ MP3‎,‎WAV‎,‎WMA TF Card Extension‎:‎ 32G to the Max‎.‎‎(‎Not Included‎)‎ Driver unit‎:‎ 1.5 inch Speaker Impedance‎:‎ 4 ohm Power Output‎:‎ 3W Standby time‎:‎ 12hours Freq‎:‎ 20Hz‎-20KHz S/N‎:‎ 45dB Distortion‎:‎ 0.06 percent FM Radio Frequency‎:‎ 87.5‎-108MHz Power Source‎:‎ USB Charging Voltage‎:‎ 5 ‎- 6V Working Voltage‎:‎ 5V Speaker Accommodation‎:‎ Button Charging time‎:‎ 3 ‎- 4hours Lasting Time‎:‎ 5 ‎- 6hours Battery Capacity‎:‎ 400mAh Package weight‎:‎ 0.192 kg Product size ‎(‎L x W x H‎)‎‎:‎ 5.00 x 5.00 x 5.20 cm / 1.97 x 1.97 x 2.05 inches Package size ‎(‎L x W x H‎)‎‎:‎ 5.50 x 5.30 x 7.80 cm / 2.17 x 2.09 x 3.07 inches Package Contents‎:‎ 1 x NIZHI TT029 Portable Mini Multimedia Speaker‎,‎ 1 x USB Charging Cable‎,‎ 1 x Hang Rope‎,‎ 1 x 3.5mm Audio Cable‎,‎ 1 x Bilingual Manual in Chinese and English