Original Ac Adapter Charger For Bose 20v 2a 40w Psm41r-200 Psm40r-200 Sounddock Portable Switching Power Supply Eu Us Uk Au Plug - Laptop Adapter - AliExpress
Amazon.com: LKPower AC/DC Adapter Compatible with Bose SOUNDLINK AIR Adapter Model: PSM41R-200 P,N: 352245-0010 (20v) PSM41R200 3522450010 Switching Power Supply : Electronics