JBL Partybox 520 - Portable Party Bluetooth Speaker · GFSK, π/4 DQPSK, 8DPSK · USB format: FAT16, FAT32 · Supported formats: .MP3, .WAV, . · USB-C charge out: ... https://www.thewirelesscircle.ae/jbl-partybox-520-portable-party-bluetooth-speaker.html?srsltid=AfmBOoobExbLwTCmkp28CFHF1-tqqt84tF-wdr2PD0XLIh-Nc_orQApQ