PlayGlow Mini (iBT810) Rechargeable color-changing Bluetooth speaker. Stream your music wirelessly and enjoy up to 10 hours of audio. The iBT810 features 4 color-changing modes including slow fade, fast change, favorite color, and pulse to music. Features | Color Changing 4 color modes to set the mood: Slow fade, fast change, one-color, and preset pulsing modes Special Features Volume Sync Volume on speaker and phone automatically sync Bluetooth Bluetooth Audio Wireless audio streaming Rechargeable Battery Up to 10 hours of audio Additional LED Indicator Displays battery level and pairing status