Enjoy wireless audio from your Bluetooth cell phone or computer with this Portable Bluetooth Speaker! It features a unique design that delivers powerful crystal-clear sound. The speaker is Bluetooth version 2.0 compliant and is compatible with mobile phones, tablets, Laptops and computer systems with Bluetooth. The built-in 3.5 mm audio jack allows you to connect an MP3 player and other devices. Plus, its compact design lets you take it anywhere you go! SPECIFICATIONS Bluetooth Version: V2.1 Bluetooth Connection: Up to 33 feet Frequency Response: 120Hz-18kHz Charge Time: up to 1 hour Play Time: Up to 1 hour Speaker Drive: 52mm Charging Voltage: 5V