Ultimate Ears BOOM 3 Portable Bluetooth Speaker System - Night Black - Bluetooth Connectivity - 90 Hz to 20 kHz - 360 degree Circle Sound - antonline.com
User manual Logitech UE Boombox (English - 37 pages)
Logitech UE Boombox And Mobile Boombox Review: Bluetooth Speakers With A Rich Sound | TechCrunch