MaxLLTo AC Wall Power Adapter Cord For Sony SRS-BTX300 SRSBTX300 SRSBTX300/WHT NFC Bluetooth Speake AC Wall Power Adapter Cord For Sony SRS-BTX300 SRSBTX300 SRSBTX300/WHT NFC Bluetooth Speake Input Voltage Range: AC 100V - 240V Input frequency: 50-60Hz US Standard Plug Over voltage protection, over heat protection Compatible Model Number: Replacement AC Adapter Power Supply For Sony SRS-BTX300 SRSBTX300 SRSBTX300/WHT NFC Bluetooth Wireless Speaker