TF is TransFlash which is the original name for what is now MicroSD. Overview · Test harness guidelines · Set up Eclipse · Include --slot SLOT. Override the default behavior and prompt fastboot to. · A slot labelled TF is probably from before larger capacity SDcards existed. • Press to Play/Pause. Develop TF. TF & Flash Drive inputs provide additional options for playing your music. USB/TF CARD: • Insert the U flash memory or Micro-TF card into the USB/TF slot. Smart home security cameras often have a microSD card slot, and choosing the right card is important for recording locally in case of an. 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. Once the card enters the slot, the device will detect it and use it to save data like videos. Auxiliary Input allows you to connect any audio device via an auxiliary cable to play. ▷【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. It will read the MP3 format music automatically. . A TF slot is essentially a microSD opening. [HOST]: EDUPLINK Waterproof Portable Bluetooth Speaker - 20W Louder Wireless Speaker with 20 Hours Playtime, TWS Pairing, RGB Lights, and TF Slot - Perfect.