Mirror surface design, fashion and stylish look. Large screen to show the date and time, mode, as well as temperature. With snooze function can be set using your favorite music file on your USB/TF card as an alarm. With dual powerful speakers, extraordinary sound and bass enhance technology. Bluetooth 4.2 technology allows you to connect with your smart phones, tablets, computers and laptops wirelessly. Supports making hands-free calls with the built-in microphone when pairing it to your phone. Supports plug and play of music files from TF card or USB, also supports playing music from an aux 3.5mm input cable. Specifications: Color: black, gold, silver, rose gold Size: about 14*5*8cm Material: metal Weight: about 530g Bluetooth: 4.2 Transmission range: about 10m Support TF card: max 32G (not included) Support format: MP3, MAV Output power: 3W*2 Charging power: DC5V 2A Battery: built-in 1800mAh lithium battery Music playing time: about 8h Standby time: about 72h Package included: 1*alarm clock 1*charging cable 1*manual Note: 1. Due to the light and screen difference, the item #039;s color may be slightly different from the pictures. 2. Please allow slight deviation for the measurement data and make sure you do not mind before ordering.