Artec microphone with loudspeaker 4521718523132

No need to prepare audio equipment Prevents droplets without making a loud noise No need to prepare audio equipment Prevents droplets without making a loud noise ●Maximum output/5W x 2 (2 built-in speakers) ●Impedance/4Ω ●Battery capacity/2000mAh ●USB cable charging (DC5V 1A) *Cable included ●Volume/115dB ●Frequency Characteristics/30Hz-20KHz ●Continuous use time/Approx. 5-6 hours ●Charging time/Approx. 4 hours ●Charging format/USB charging (5V1A) φ50×245mm Body x 1 420g ABS