Wireless Link Mobile Phone Speaker Super Bass

Features:Support TF card playbackBluetooth 4.0 function for wireless device playback300mAh long power lithium ion battery (included)Support FM radio functionUnique appearance and stylish styleSpecification:Design: round portable stylishCompatible with: PC mobile computer laptop TF / Micro SD cardSupport: Bluetooth hands-free callingConnection: WirelessInterface: TF card slot DCAudio source: TF / Micro SD card Bluetooth function deviceBluetooth version: V4.0TF card expansion: 32G to maximum (not included)Transmission distance: W / O obstacle 10mNumber of speakers: 1Channel: 2.1Input impedance: 4 ohmsPower output: 3WFrequency: 100Hz-20KHzS / N: over 76dBPower: BatteryElectricity: 300mAhCharging time: 2-3 hoursWorking time: 3 hoursDuration: 6-8 hourssize:70*70*50mm
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