Kit basstube modul subwoofer HI FI 13F Power amplifier Bluetooth

my customers!Features: Support reading MP3 format file in TF card or U flash driver. Can play MP3 music from TF card, U disk, Bluetooth. Remote Control, full function with number key it can directly control. Support adjusting treble, bass and master volume independently. Suitable for all vehicles. Descriptions: Self-equipped with switch. Support DC 12V-24V or AC 110-240V voltage. Easy to install and easy to use. Specifications: Bluetooth: V2.1 + EDR Voltage: 220 V Maximum power: 250 watt Impedance: 4 (Ω) Loudspeaker unit: 133(mm) Sensitivity: 200 hv Frequency response range: 20-20000 Material: plastic Color: black bisa bluetooth dan USB,MC sd Package included: 1 x Car Bluetooth Amplifier 1 x Remote control 1 x Power line 2 x Connecting line