Aibocn Portable Wireless Bluetooth Speaker with Alloy Steel Housing Built-in Microphone Powerful Loud and Clear Sound with Bass (Black) Allows you to stream music from Bluetooth enabled devices such as cell phones, PDAs, MP3 players, PCs and laptops and any other electronic devices with Bluetooth Offers a wireless connection range of 10 meters (33 feet) Also equipped with a audio cable for those devices without Bluetooth A built-in microphone and speaker make it easy and convenient for making a phone call or answering Extended BXS(Bass X pansion System) drives a fuller,richer low-end response,obvious bass effect