$299.95
Harman Kardon SoundSticks 4 Bluetooth Wireless 2.1 Speaker System HKSOUNDSTICK4WHTAMB&H Photo$33.98
caseling CASE fits Harman Kardon Onyx Studio 4/3 Wireless Speaker System.Amazon$7.99
HK Aura Studio 4 Speaker Anti-dust Cover - Silicone Lip for Harman Kardon Soundsticks 2, 3, 4 and Aura Studio 1, 2, 3, 4 Bluetooth Transparent Speaker System (Cat Black)Amazon$11.91
HQRP Battery Compatible with Harman Kardon Onyx Studio, Onyx Studio-2 Studio-II, Studio-3, Studio-4 Wireless Bluetooth Speaker System LI11B001FAmazon$139.00
Harman Kardon Car Audio Premium Flow Component Speakers System - Deep Ceramic Composite Cones & High-Resolution Car TweeterAmazon$23.99
khanka Hard Case Replacement for Harman Kardon Onyx Studio 3/4 Wireless Speaker SystemAmazon$18.99
Generic Hard Carrying Case for Harman Kardon Luna, Travel Storage Bag for Wireless Bluetooth Speaker System (Lined Gray)Amazon$283.00
Sena 50S Motorcycle Jog Dial Communication Bluetooth Headset w/Sound by Harman Kardon Integrated Mesh Intercom System Premium Microphone & Speakers, SingleAmazon