[04/30/2015] SoundBot SB520 系列藍芽無線喇叭，SoundBot® SB520 3D HD Bluetooth 4.0 Wireless Speaker for 15 hrs Music Streaming & Hands-Free Calling w/ Passive sub woofer, 5W + 5W 50mm Driver Speakerphone, Built-in Mic, 3.5mm Audio Port, 2200mAh Lithium-ion Rechargeable Battery for Indoor & Outdoor Use (Silver)，定價$129.99，目前特價$35 USD。Prime境內免運費。哪裡買: Primo Super-store via amazon。