19V AC/DC Adapter Replacement for Harman Kardon HK Onyx 1 I Studio Wireless Bluetooth Speaker 2GP468 ONYXSTUDIOBLK Harmon Kardon 19VDC Power Supply Cord Battery Charger PSU - Newegg.com
SoundSticks Wireless | Three-piece wireless speaker system with Bluetooth connectivity
Harman Kardon Onyx Studio Bluetooth Speaker Charger
Harman Kardon Nova Review — Gadgetmac
Amazon.com: 19V AC/DC Adapter Speaker Charger for Harman Kardon Onyx Studio 4 3 2 1 Bluetooth Wireless Portable Speaker; HK ESX2567Q ONYX3 2GP468 NSA40ED-190200 AU38AA-00 Power Supply Cord Cable : Electronics
AC Power Supply Adapter For JBL Harman Kardon Speaker NDT19V-3C-DC - 1 – Magconn
AbleGrid AC-DC Adapter for Harman / Kardon HK206 Computer Speakers Del – Ablegrid.com
Amazon.com: 19V AC/DC Adapter Charger Power Supply Cord for Harman Kardon Onyx Studio 5 4 3 2 1 IV III II I Bluetooth Wireless Portable Speaker HK NSA40ED-190200 ESX2567Q ONYX3 2GP468 AU38AA-00 : Electronics