BT-198E 300W 300W Car Amplifier HIFI Digital Audio Bluetooth AMP FM Radio for Car/Home/Cinema Characteristics Connect the 12 V or 220 V battery directly to the household current. Digital player MP3, digital Bluetooth game. Different volume types allow you to adjust high sound settings and bass settings by analog components, to improve the mini-mixer. Product parameter Audio Input: Bluetooth / Stereo RCA / U-DISK / SD Card / FM Radio / Microphe 1 & 2 Audio Output: Original Speaker Jack on Cable Input Voltage: AC 110 / 220V / DC12V Bluetooth: Supported Output Power: 40W 40W Peak Power: 300W 300W Number of channels: 2.0 Load Impedance: 4-16Ω SNR: 80dB FM Frequency: 87.5-108MHz Distortion Level: 0.4% Frequency: 20-20kHz Dimensions (L*W*H): 180*138*55mm / 7.09*5.43*2.17in List of packages amplifier *1 remote control *1 User manual *1 WARM TIPS: ① Due to the low selection of parameters provided by the system, all parameters are subordinated to the detailed parameters in the description. ② Please check with measurement from measurement 1-3mm due to manual measurements. ⑤ If you want an invoice, please leave a note. In this way, we will not overlook the invoice request if we lead to the delivery of messages.