No phone is needed with this TF compatible Bluetooth speaker

Bluetooth TG113 Speaker USB, Tf Card and Aux Slot Easily tf slot on bluetooth speaker Portable Wireless Bluetooth Speaker Box, Superb HD Sound &Enhanced Bass Mini Stereo Outdoor Speaker with Built-in Mic and SDTF Card Slot Compatible with tf slot meaning *Additional HDD slot not available on 90Wh battery models Video Playback: Testing is done with Wi-FiBluetooth off, Windows Power Plan

tf slot on bluetooth speaker Bluetooth , TF Card & AUX Compatible with both Android and iOS Kicks in the perfect bass: 10W stereo sound gives the right bass and clarity to your