・Large screen digital display,you can easily check the time during the day and night,and you can set 2 clocks to wake you up ・Temperature function,click the M button twice to get temperature information,which is very helpful for your daily life ・BT 5.0,easy to pair,fast and stable,you can connect your phone to listen to music or answer calls ・Night light function,there are 2 kinds of brightness to choose from,which is convenient for you to use at night ・The best speakers can bring you excellent sound quality,perfect for listening to music or listening to the radio ・As an FM radio,it has good reception and sound,which is very suitable for you to spend a good time ・Support TF card (not included),so you have more choices for music playback ・Rechargeable and can be used for a long time Specification: ・Brand Name:AEC ・Model:BT511 ・Material:ABS ・Effective distance:10m (without obstacles) ・BT version:V5.0 ・FM radio frequency:76-108MHz ・BT profile:A2DP,AVRCP,HFP,HSP ・Wireless spectrum:2.402-2.480GHz ・Battery:3.7V/1200mAh ( 18650) ・Input interface:Micro USB ・Output power:5W ・Talk and music time:about 4 hours ・Charging time:about 2h ・Port:TF card slot,Micro USB ・Frequency response range:100Hz-18KHz ・Speaker diameter:50mm ・Product size:about 103 * 81 * 70mm Compatible with: ・Universal Models Package included: ・1xClock Bluetooth-compatible Speaker ・1xEnglish and Chinese Manual