Description: Dual Alarm Clock Design: There are two for independent alarm clocks that can be set and used independently. The alarm volume gradually increases to wake you up. Hands-free Calling and FM Function: Built-in microphone hands-free phone call. When you are on the phone, use the speaker as a speaker and freely put your hands together with the built-in microphone. LED Display of Dimmer: Large LED screen display, time and content at a glance, support for three different brightness adjustments, read before bedtime and accompany sleeping after bedtime; brightness can be flexibly adjusted. A Variety of Playback Options: Support Bluetooth wireless playback, card playback, audio cable playback, enjoy different ways to play music, with your choice. Shocking bass-heavy: With two 40MM big speakers and subwoofer diaphragm silver bright and undistorted explosive power to meet your ear's pursuit of sound quality. In addition to the internal alarm ringtones, you can also set the ringtones for FM or for TF card music, adjust the volume of the alarm. Convenient for your life. The Bluetooth speaker and FM radio are 2 in 1 and can easily receive FM radio for listening anytime, anywhere. In order to save money, there is no need to purchase FM radio. Convenient for your life. The indoor temperature (°C or °F) shows that the alarm, the battery is clearly visible, the number is large enough, and it is easy to see. Specification: Product material: ABC plastic Bluetooth: 5.0 Transmission distance: 10M Frequency response: 80Hz-20KHz Output power: 3W Charging voltage: 5V Battery type: 1400mah for TF card: support TF (maximum support 32G) (Not Include) Temperature range: -30°C - 50°C Package Includes: 1x Bluetooth Alarm Clock Speaker 1x Charging Cable 1x User Manual