Material: Plastic Lighting Technology: LED Power Source: Battery Lighting Output: 3 W Control: Bluetooth Certification NF: NF400 Description Product Information Digital LED Mirror Alarm Clock Large Screen Desk Clock Wireless Speaker Subwoofer Music Player Support Bluetooth Features: 1. Dual Alarm Clock Design: Two independent alarm clocks can be set and used separately. 2. Alarm volume gradually increases to wake you up. 3. Hands-free Calls and FM Function: Built-in hands-free microphone. Use the speaker as a hands-free device when making calls and shaking hands with the built-in microphone. Convenient for your life. 4. Bluetooth Speaker and FM Radio are 2 in 1, easily receive FM radio to listen anytime, anywhere. To save money, no need to buy an FM radio. Convenient for your life. 5. Dimmer LED Display: Large LED display, time and content at a glance, supports three different brightness settings, read before sleep and accompany sleep after sleep; brightness can be adjusted flexibly. Product Description: Specifications: Product Material: ABC Plastic Bluetooth: 5.0 Transmission Range: 10m Frequency Response: 100Hz-20KHz Speaker: ? 75dB Distortion: Power: 3W Charging Voltage: 5V-1A Battery Type: 3.7V 1400mAh TF Card: Supports TF (not included) Size: 12.2 x 5.8 x 3.5 cm / 4.8 x 2.2 x 1.3 inches. Package Contents: 1 x Bluetooth Speaker 1x Charging Cable