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