Amazon.com: XANAD Hard Case for JBL Tune or JBL Live Headphones,Fit for JBL Tune 510BT / 660 BTNC / 560BT / 500BT / E45BT or JBL Live 650BTNC / 460NC / 400BT /
JBL TUNE 500BT review and comparison with JBL 460BT....500BT is better than 460BT? - YouTube
JBL Live 500BT Wireless vs JBL Tune 510BT Wireless Side-by-Side Headphones Comparison - RTINGS.com
Compare JBL 500BT vs JBL 510BT vs JBL 600BTNC vs JBL 115BT