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Packing List
：
EchoVoice® EV7™
amplifier *1, 3.5mm audio cable *1, USB-C cable*1, Head Boom
microphone*1,
Strap*1, Transdermal microphone *1, Power supply USB 5V 2A *1, User manual *1
Product specification
：
1.
Technical specification:
Rated power
5W
Max power
10W
Speaker
3 inches 2 ohmic
magnetic speaker
Frequency response
120Hz-15KHz
Battery
3.7V/4000mAh, 2 lithium
batteries in parallel
Charging voltage
USB/DC 5V min. 1A
Charging time
4-6 hours
Using time
Up to 35-38hours
Size
91.1*101.5*37.8mm
Net weight
205.5g
