// 21 // Built-in socket The integrated socket will provide an alternative power supply, so as to have different devices connected at the same time. // Bluetooth speakers ® The Bluetooth speakers add the musical ® touch you need to transform your daily bathing ritual into a relaxing and enjoyable event. // Interior lighting The internal LED light will provide the necessary brightness to discover the inside of the base unit with total clarity. The Bluetooth® brand and logo are registered trademarks of Bluetooth SIG, Inc. Any use of the said trademarks by Roca Sanitario S.A. is under license.