KFD products are CE / FCC / RoHS certified, tested by the manufacturer to match and / or exceed the OEM specifications
Warranty: 30 Days Free Exchange /36 Months Warranty; This adapters was made with the highest quality materials.V-0 grade flame retardant,OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection)100% compatibility with the original,more safety than other adapter
Compatibility:For Brookstone Big Blue Party Indoor-Outdoor Bluetooth Wireless Speaker BIGBLUEPRTYV1.5 / mp-849504
for Big Blue Studio Wireless Bluetooth Speaker / BROOKSTONE DESIGN USA P/N: KSAS0451800200HU Switching Power Supply
Please make sure the DC output and plug size are accordant before you buy!!!