BoomBest speakers with TF USB LN1026BT

BoomBest speakers with TF USB LN1026BTFeatureLikely / Expected ValuePlayback modes / InputsBluetooth, USB flash drive, TF (microSD) card, AUX / 3.5 mm input, possibly FM radioFrequency response~ 20 Hz – 20 kHzCharging / InputDC 5V / ~1A (USB charging)Battery capacity~ 1,500 mAh (or somewhat more if “BT” version is upgraded)Charging timeAround 2 hoursDriver / Power outputModest — e.g. a small full-range driver, likely single channel — perhaps in the range of 5 to 10 W (or slightly higher)Dimensions / WeightCompact, lightweight; for mini models, small form factorControlsButtons for mode, volume up/down, next/prev, play/pause, power on/offUse / PurposePortable use (desk, bedroom, small outdoor) rather than high-power parties