M003 Bluetooth Portable Wireless Speaker with 2x Microphone (USB/AUX)

M003 Bluetooth Portable Wireless Speaker with Microphone (USB/AUX)
Model number: M003
Charging time: ≥2-3H
Input current: 2A
Battery voltage: 5.0V
Battery capacity: 3000mAH
Battery type: 18650 lithium battery
Speaker Impedance: 4 ohms
SNR (Signal to Noise Ratio): 80dB
Frequency response: 100-16KHZ
Horn size (Speaker driver): 4″x2
Working distance (BT range): 10M
working time (medium volume): 3-4H
Maximum supported memory card capacity: 16GB
Input Voltage: DC 5V
Output power: 15W x2
Standby time: 40H
Sensitivity: 500MV
Audio format: WAV/MP3
Distortion: ≤10%
Product size: 285x165x233 MM