Homelite Sound Blaster HL-01BT

Features: 1) MP3 Music format playback 2) USB and TF card reader playback 3) Digital FM tuner 4) multi purpose speaker with USB 5) built-in rechargeable lithium battery. Specification: 1)output power: 3W 2) outside magnetic trumpet models: 4ohms3W 3) frequency response: 100 hz - 18Khz 4) signal to noise ratio: 80db or higher 5) working distance: 10meter or more 6) Battery capacity:800mAh 7) Input voltage: DC5V