The Indigi Take & Go Wireless Speaker is the perfect speaker for hikes, outings, or picnics with the included shoulder strap and also makes for a great bedside or computer speaker with the non-slip rubberized foot. The Take & Go Speaker features a high capacity 1200mAh Rechargeable Battery via microUSB and allows for up to 3 hours of playback time. The speaker features a portable design allowing you to take it anywhere you choose with ample 10W output (5W*2). The Take & Go features an LED Alarm clock that is displayed on the front of the speaker, and can also be dimmed / turned off. The speaker allows playback through numerous options including: Bluetooth, AUX Cord, SD/TF Card, or USB Key Input. The connectivity is universal allowing you to connect to any platform you choose whether it be Windows or MAC, or iOS & Android. Great Sound in a Portable Package, The Take & Go Wireless Speaker does just that! Dual bass diaphrams are sure included so the lows won't be flat! True reproduction of intended sound without flat spots. Item Specifications Weight: 13oz Speaker Size: 9.0 x 2.5 x 3.1 inches Packing Box Size: 9.0 x 3.0 x 3.5 inches Working Range: About 10 M/35 feet Battery Capacity: 3.7v , Internal 1200mAh rechargeable battery Wireless Version: Dual-mode Bluetooth V5.0 Standby time: About 18 hours Working Time: 3 Hours of Use Note 1.Please do not use the speaker in or near water 2.Please fully charge the speaker before first use