D20 Multifunctional K Song Bluetooth Speaker With Microphone(White)

1. Delicate stereo system, restore the original sound2. One key to eliminate the original sound function3. Shocking bass, bring home the KTV4. Widely compatible, support major mainstream APP5. Three modes of play, Bluetooth / card / headphones6. High and low tone adjustment allows you a wider range of sound, better sound quality7. Material: ABS8. Function: voice change: doll sound, magic beast sound, eliminate the original sound9. Product size: 90.4 x 65 x 75.5mm10. Microphone size: 28.8mm x 70.6mmMicrophone specifications parameters:1. Pickup: back-pole condenser microphone2. Operating voltage: 3.7V3. Frequency range: 20HZ-20KHZ4. Battery specification: 1200 mAh 18650 built-in battery5. Power adapter: DC5V less than 1A (can be used with cell phone charger)6. Charging time: 3.5-4 hoursSpeaker specification parameters:1. Bluetooth version: 5.0 version2. Speaker diameter: 57MM3. Speaker power: 6W4. Operating voltage: 3.7V5. Frequency range: 20HZ-20KHZ6. Reverb: echo sound effect reverb7. Power adapter: DC5V less than 1A (can be used with cell phone charger)8. Battery specification: 2000 mAh 18650 built-in battery9. Charging time: about 2.5 hours