UpBright 14V AC/DC Adapter Replacement For AR Acoustic Research SuperTooth BTD2 BTD ARS60RD ARS60RD-A ARS60RDA ARS60-A ARS60A Audio System Portable Stereo Bluetooth Wireless Speaker Power Supply PSU World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection). Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty. UpBright New Global 14V AC / DC Adapter Replacement For AR Acoustic Research SuperTooth BTD2 BTD ARS60RD ARS60RD-A ARS60RDA ARS60-A ARS60A Audio System Portable Stereo Bluetooth Wireless Speaker DC14V 850mA 14VDC 0.85A - 1A 14.0V Switching Power Supply Cord Cable Battery Charger PSU