Highlights:● Built-in 40mm loudspeaker and bass diaphragm unit、 360 degrees perfect stereo sound ● Built-in lithium rechargeable battery、 large capacity means long time to play ● Support alarm clock. Easily set an alarm to ensure you will not be late to work● Automatically play music when Bluetooth connected● Support FM radio mode: Built-in FM antenna also can be used when travel in car● Support HD lossless music format、 like MP3、 APE、 WMA、 WAV etc. ● Support hand-free talking calls with clear voice ● With TF card slot. You can insert a TF card to play music、 support up to 32G ( not included ) ● 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 （not included） 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