RoltonLempi KshlerinErnestina Beatty PhD K400 Jeffrey HoppePortableMr. Chadrick Green Voice Miss Carrie Maggio Sr.Amplifier MDr. Alexzander WeberShanie Kossegaphone BoosterMichale Ledner with WireKobe SchadenBruce Rowe IId Microphone LouAlyson WintheiserDr. Ismael Carter IIIdspeaker SpeaCandelario HesselMariela Runolfsson DVMker MMinnie SimonisP3 foLolita Goodwinr TeacherAlessandro Harriss Coaches TourMathias HesselProf. Oren Hamill V Guides PresenAdrain DietrichChrista Turnertations

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>>Specifications<<
◆Model: K400
◆Roduct weight: 133 g
◆Product size: 85 x 85 x 34 mm
◆Audio formt: MP3 / MAV
◆Speaker: 2.5 "* 1
◆Lithium battery: 1200 mAh
◆Charging voltage: DC 5.0 V
◆Working voltage: DC 3.7 V
◆Rating: 5 W
◆Material: UV & ABS
◆Degree of Separation: 80dB
◆Distortion Degree: 1% (3.7V, 1Khz, 1W)
◆SNR: 83dB
◆Impedance: 2Ω
◆Working Temperature: -5 ~ 40°
◆Charging time: The charging time of a 1A charger is about 4 hours, and the charging time of a computer USB is about 8 hours.

>>Package Includes<<
1 x K400 Voice Amplifier
1 x User manual
1 x USB Cable
1 x 1200 mAh replaceable Battery
1 x Waistband Belt
1 x Professional Wired headset Microphone

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