Product Name: New Big Dual 4 Inch Good Sound Portable Blue Tooth Wireless Speaker Micro Digit Product Wireless Speaker Wireless Tws Speaker Outdoor Waterproof Ipx7 Charge Model NO.: UM-55 Special Function: With Remote Control, Radio, USB Disk Support Color: Black, Camouflage SNR: <70dB Sound Channel: 2.0 Usage: Mobile Phone, Computer, Home Theatre System, Radio, Stage/DJ, Karaoke Speaker Material: Plastic Type: Bluetooth Wireless Speaker Trademark: HUMIT Specification: 438*181*193mm Origin: Shenzhen HS Code: 85182200 Product Description Power Bass Powered Subwoofer for Real Bass ResponseDesigned for Portability with HandleBluetooth Audio Streaming for Untethered Wireless FreedomSupporting USB disk, FM Radio function3.5mm Stereo Analog Input to Connect any Audio SourceWith karaoke function, support one microphone input and one guitar inputWith EQ function offering dynamic sound effect10 meters operating rangeBuild in lithium rechargeable battery 5400mAhSpecification:Product Size: 438*181*193mmMAX POWER: 40W+2*15WBattery Capacity: 7.4V 5400mAh