Specifications: With wired microphone, English prompt sound. Portable handle design, easy to carry. Large volume, wide using range, easily applicable to various occasions. Built-in FM radio mode, easy to listen to news and information. Item Name: Bluetooth Speaker Material: ABS + Metal Battery Capacity: Built-in 1200mAh Battery Bluetooth: V4.1 Output Power: 5W TF Card: Support Maximum 16GB (Not Included) Bluetooth Distance: 10m Input Voltage: 5V Frequency Response Range: 80HZ-20KHZ Size: 23cm x 15cm x 9.5cm/9.06" x 5.91" x 3.74" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Bluetooth Speaker 1 x USB Cable 1 x Wired Microphone