Very portable to carry.
Uses different connectors from USB to card reader
ZEALOT S78 Bluetooth Speaker Portable TWS Stereo Waterproof Subwoofer 100W High Power Playing time Up to 12hr
Product Description
Specifications:
ZEALOT S78 100W Waterproof Stereo Speaker Built-in 24000mAh Rechargeable Battery, Handsfree, Shockproof, TWS, Subwoofer for Indoor and Outdoor Use
Package Included:
1 x Charging cable