X80 Portable Multifunctional Live Singing Wireless Bluetooth Sound Card Speaker (Dual-microphone White) 1. Material: ABS, electronic components 2. Mode: bluetooth, accompaniment, card reader 3. Horn: 5Wx2 4. Bluetooth version: 5.0 5. Pointing feature: heart-shaped pointing 6. Channel 5.1 7. Signal-to-noise ratio: 75dB 8. Frequency response range: 20Hz-20KHz 9. Interface: TYPE-CUSB-C 10. Built-in battery: 4000mAh lithium battery 11. Music playing time: 3-5 hours 12. Audio off use time: 10-15 hours 13. Input: DC5V3A 14. Charging time: 3-4 hours 15. Multiple connection methods 16. Adopt digital DSP processing chip, support independent adjustment of highmiddlebass, reverberation, accompaniment, recording, etc. 17. HIFI sound quality, clear and full sound, surround sound effect 18. Product size: 41 x 5 x 5 cm Packing list: -BlackWhite: Sound Card Speaker x 1, Shoulder Strap x 1, Charging Cable x 1, Accompaniment Cable x 1 -Dual microphone model: sound card speaker x 1, microphone x 2, charging cable x 1, accompaniment cable x 1, microphone cable x 1, data cable x 1, sponge case x 2 -Universal: sound card speaker x 1, microphone x 2, charging cable x 1, accompaniment cable x 1, microphone cable x 1, data cable x 1, sponge case x 2, 8 Pin connector x 1, Micro cable to Micro cable x1