Elistooop Bluetooth Speaker Stereo Strong Bass Sound Support AUX Input and TF Card Touch Control (Black) Colour:Black   If you are looking for a unique and good quality bluetooth speaker, this bulldog wireless speaker is the nice choice, it come with bluetooth 4.1, stereo and strong bass design, will provide you a dreaming sound effect, you are worth to keep it 12 Month warranty, if you have any problem with the speaker, Thank you Speaker Features: Newest Bluetooth 4.1 Unique, outstanding design  High definition stereo sound Compatible with CD player or any other audio source through line in 3.5mm Rechargeable battery Compact and portable, convenient to carry Specifications: Model: Bulldog wireless bluetooth speaker Connection: bluetooth 4.1 and 3.5mm audio jack cable Signal to noise ratio: 75 db or higher Power supply: built-in lithium battery Frequency: 60hz to 15khz Battery Capacity: 4000mA The broadcast time: 6 hours Horn specification: 5.7cm, 8W Distortion rate: 1% or less Product size: 13.2 x 11.8 x 14 cm Net weight: 393 g Packing size: 13.5 x 12 x 16.5 cm Package included: 1 x Bluetooth Speaker 1 x 3.5mm aux male to male audio cable 1 x micro usbc harging cable 1 x user manual.