説明

• Product Features: 1 Adopt Bluetooth V4 version 2 Use 4 full-frequency audio system three USB interface, U disk audio input operate 4 card audio enter operate 5 audio input 6 radio operate 7 Use micro charging port eight Can management the quantity addition and subtraction 9 Can control songs up and down track 10 Can management song pause and play Product parameters: Bluetooth version: Jerry V4 Battery Type: 18650 polymer battery Battery capacity: 2000mA Use time: about three hours Output power: four euro * 5W Frequency response: 20Hz-20KHz Transmission frequency range: 2 Signal to noise ratio: ±80db Transmission distance: 8-10m Charging type: microUSB 5V/1 Size: BS28B: 550*50*50mm , BS28A: 330x50

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