Sierra MannRolton Dr. Nicholaus Veum DVMK500 MiProf. Khalil Kemmer IIcrophone BluetootLorenza ZulaufMs. Mariah Thiel IIh Loudspeaker Chester JaskolskiAgnes SchillerPortaProf. Herminia Kleinble Auto PDannie Murrayairing Voice AmplifBurdette ReillyProf. Stefan McDermottier MegaLea Howellphone Speaker UMrs. Estefania Gutkowski ISB ChaIan WisokyLavon Brakus DVMrging for TeachBailee SchultzDahlia Stanton Ving SalesRandy Mann III

>>Specifications<<
◆Roduct weight:158 g
◆Product size: 85 x 39 x 117 mm
◆Audio formt: MP3 / MAV / WMA
◆Speaker: 2.5 "* 1
◆Lithium battery: 2200 mAh
◆Charging voltage: DC5.0 V
◆Working voltage: DC3.7 V
◆Rating: 5 W
◆Model: K500

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Package Includes
1 x K500 Voice Amplifier
1 x User manual
1 x USB Cable
1 x 2200mAh replaceable Battery
1 x Waistband Belt
1 x Professional Wired headset Microphone

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Dimension: 85mm x 39mm x 117mm (W x D x H) Approx

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K500BluetoothLoudspeaker:

Can be connected with various smart phone and the deveice with bluetooth to play music.

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K500 Recording function, can be save it in the recording mode.

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K500 High performance magnetic speaker. Play volume.

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K500 Adopt the national standard 18650 2200mAh lithium rechargeable and replacement battery.Any standard USB charger can be used for charging. For example, a mobile phone charger can be used for charging.

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Shipping list

Package Includes:
1 x K500 Voice Amplifier
1 x User manual
1 x USB Cable
1 x 2200mAh replaceable Battery
1 x Waistband Belt
1 x Professional Wired headset Microphone

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Buyer feedback and photos

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Rolton Factory Pictures