It will read the MP3 format music automatically. Auxiliary Input allows you to connect any audio device via an auxiliary cable to play. [HOST]: EDUPLINK Waterproof Portable Bluetooth Speaker - 20W Louder Wireless Speaker with 20 Hours Playtime, TWS Pairing, RGB Lights, and TF Slot - Perfect. TF & Flash Drive inputs provide additional options for playing your music. TF is TransFlash which is the original name for what is now MicroSD. A TF slot is essentially a microSD opening. Overview · Test harness guidelines · Set up Eclipse · Include --slot SLOT. Develop TF. Override the default behavior and prompt fastboot to. Smart home security cameras often have a microSD card slot, and choosing the right card is important for recording locally in case of an. . Once the card enters the slot, the device will detect it and use it to save data like videos. · A slot labelled TF is probably from before larger capacity SDcards existed. 8 Slot Micro SD TF Memory Card Case Holder Waterproof Hard Protector Storage Box · Condition: % New · Color: Clear as pictures show · Material: PP Plastic · Size. • Press to Play/Pause. USB/TF CARD: • Insert the U flash memory or Micro-TF card into the USB/TF slot. ▷【Rocketek 5 in 1 Card Reader】USB card reader for PC/camera, USB card reader easily expands SD, Micro SD, CF, M2,CF and MS slots slot on your computer.