Bluetooth Speaker with Dual 30W Units and 8-Hour Playback

Enjoy your audio at home, on your desktop or outdoors with this two-channel Bluetooth speaker. It features two 30W speaker units and supports car, portable and karaoke use. Use the buttons to control playback and adjust the speaker. A built-in lithium battery provides 8 hours of playing time, while TF card support and 128GB expansion storage give you another way to play MP3, WMA and WAV files. The speaker supports app use and has no display. An audio cable, charging cable and manual are included. - Speaker units: 2 × 30W - Channels: 2 - Connection: Bluetooth - Effective distance: 20 meters - Frequency response: 100Hz–20kHz - Power supply: built-in lithium battery - Playing time: 8 hours - Expansion storage: 128GB - Supported storage: TF card - Audio formats: MP3, WMA, WAV - Controls and speaker adjustment: buttons - Shell material: plastic - Box material: silica gel - App support: yes - Display: none - Package contents: 1 speaker, 1 audio cable, 1 charging cable, 1 manual Product category: Electronics & Accessories. Listed options: Black-USB; Blue-USB; Red-USB; Red 2pc-USB. Condition: New.