Assistance: Please reach out to directly at for questions, problems or issues. True Wireless Stereo (TWS) Connectivity: Add another PBX-800TWS speaker and set up TWS by connecting each PBX-800TWS speaker to Bluetooth and then pressing a button on one of the speakers to connect both units in a TWS configuration. Maximum Connectivity: This Bluetooth speaker system includes FM Radio, AUX input, USB/TF music playback, and RGB LED party light woofers for DJs, streaming, karaoke, or event hosting. Rechargeable: No need for batteries, the PBX-800TWS includes a quick charge power cable so you can be ready to jam out at birthday parties and holidays. Portable: The 6 lbs. speaker system includes a grip handle and a convenient 9" x 8" x 14" size so you can take the party on the go!