Highlights:\u25cf Built-in 40mm loudspeaker and bass diaphragm unit、 360 degrees perfect stereo sound \u25cf Built-in lithium rechargeable battery、 large capacity means long time to play \u25cf Support alarm clock. Easily set an alarm to ensure you will not be late to work\u25cf Automatically play music when Bluetooth connected\u25cf Support FM radio mode: Built-in FM antenna also can be used when travel in car\u25cf Support HD lossless music format、 like MP3、 APE、 WMA、 WAV etc. \u25cf Support hand-free talking calls with clear voice \u25cf With TF card slot. You can insert a TF card to play music、 support up to 32G ( not included ) \u25cf Compatible with devices enabled Bluetooth like smartphone、 tablet etc. Model: MX - 017 Design: Multifunctional、 Portable、 Fun、 Cool Supports: Hands-free Calls、 Volume Control、 LCD Screen、 TF Card Music Playing、 Bluetooth、 Microphone、 FM、 Loudspeaker Functions: Stereo、 AUX Function、 Songs Track Compatible With: TF/Micro SD Card、 MP5、 Mobile Phone、 PC、 Laptop、 MP3、 Tablet PC、 MP4 Connection: Wireless Interface: Micro USB、 TF Card Slot Audio Source: Bluetooth Enabled Devices、 TF/Micro SD Card、 Electronic Products with 3.5mm Plug Material: ABS Color: Black、 White Bluetooth Version: Bluetooth 2.1 Audio File Format: APE、 MP3、 WAV、 WMA TF Card Extension: 32G to the max \uff08not included\uff09 Transmission Distance: W/O obstacles 10m Driver Unit: 40mm Speaker Impedance: 4 ohm Power Output: 3W Display: LED Distortion: 1 percent FM Radio Frequency: 87.5-108MHz Charging Voltage: DC 5V Working Voltage: DC 3.7V Charging Time: About 4 hours Lasting Time: About 6 - 8 hoursPackage weight: 0.386 kg Product Size (L x W x H): 10.5 x 8.5 x 3.6 cm / 4.13 x 3.34 x 1.41 inches Package Size (L x W x H): 14.0 x 11.5 x 5.0 cm / 5.50 x 4.52 x 1.97 inches Package Contents: 1 x MX - 017 Portable Desktop Alarm Clock Bluetooth V2.1 Stereo Speaker Support FM Radio Handsfree AUX In TF Card with LED Display1 x USB Charging Cable1 x English User Manual