BLUETOOTH SPEAKER NS-6680BT

Audio Features: Built-in subwoofer for enhanced bass, FM/AM/SW radio tuner with a high-sensitivity telescopic antenna.

Connectivity: Bluetooth 5.0 for seamless smartphone pairing, USB flash drive and TF/SD card slots for MP3 playback, and AUX input.

Power Source: Operates on a rechargeable 1200mAh to 4000mAh lithium battery (depending on the specific sub-model/manufacturer) and DC 5V input.

Extra Features: Usually includes a built-in LED flashlight and classic tactile volume and band-switching knobs.