Alarm Clocks features: Wireless Bluetooth Speaker Mirror Surface Dual Alarm Clock Usb Tf Mp3 Player(Black) Color: we send based on the color or size of the main image of the product page. Quantity：we send based on quantity on title, if there is no quantity in the title, we send based on description. Colour:Black Double Alarm Clock Design: The speaker is also an alarm clock, you can set two alarm clocks at the same time Thoughtful TF Card and AUX Playing: Apart from Bluetooth, you can connect to other non-Bluetooth devices with AUX cable, and you can play music by just a TF card Simple to use and easy to see. The cool clock has been designed with absolute simplicity in mind and you will have no problem whatsover operating it Power supply: built-in lithium battery, function: insert card, alarm clock Speaker unit: single speaker, package type: official standard, size: 120x70x40mm, playing time: 6 hours, does not support APP connection, connection method: 3.5MM audio jack Bluetooth connection Weight: 380g, color classification: S5 clock audio black S5 clock audio red S5 clock audio blue, rated power: 5W, Bluetooth version: 4.2, shell material: plastic. Support format: MP3 TF card, receiving distance: 10m and below. Speaker adjustment method: button