It plays with the AUX connection, but it doesn’t play with the Bluetooth connection. The AUX connection takes priority, so when using Bluetooth, please disconnect the cable from the AUX jack before use. Related articles [BALMUDA The Speaker] Product Manual It demands a passkey when registering a Bluetooth pairing. I just purchased It, and the power doesn’t turn on. Can I connect multiple BALMUDA The Speaker units at the same time and play music?