Listen to your favorite music, podcasts and audiobooks anywhere with this Spracht Blunote2.0 portable Bluetooth speaker. Advanced Audio Distribution Profile technology helps deliver high-quality wireless audio streaming, and the passive bass radiator creates deep, rich tones for a more potent sound. The high-quality integrated microphone lets you pair your smartphone and make calls through this Spracht Blunote2.0 portable Bluetooth speaker. Compatible with most smartphones, tablets, Mac and Windows devices. Physical speaker function buttons provide direct control. Passive bass radiation provides a rich low end. High-capacity 1000 mAh battery provides long listening times. Lightweight construction and a compact design provide easy portability.