portable mini teaching amplifier Usb charge, can use the mp3 , normal cell phone battery, top quality and reasonable price
voice portable amplifier with SD/USB fm radio multifunctional digital amplifier with echo
2.RMS Power 15W Max Power 25W
3..CE,ROHS,ISO9001
4.Work time:8-15hours
teachnical parameters
Frequency response: 150Hz-15KHz
Output Power: 25W
Speaker Impedance: 4Ω
Operating voltage: 3.7V
Battery Specifications: 1 3.7V/2000mAh Li-ion battery
Charger Specifications: DC 5V 750mA
Recharging Time: Approximately 6 hours
Use time:9-10 hours
Product Specifications: 125*85*45mm
Media format: Mp3 Unit weight: 500 g
accesories
host machine 1pc
Headset Microphone 1pc
Lithium Battery 1pc
Waistband belt 1pc
Manual 1pc
Warranty Card 1pc