Giới thiệu Bộ Bảng Mạch Khuếch Đại Âm Thanh Siêu Trầm Tpa3116 2.1 Kênh Hifi Bluetooth Amp 2x50w + 100
FEATURE: -This is a support for Bluetooth audio receiver board, with preamp amplification, bass frequency processing. With bass, left and right channel volume adjustment, treble adjustment, the total volume potentiometer control 2.1 amplifier board. -DC power supply 12-24V power supply, maximum support 50W (left channel) +50 W (right channel) +100 W (bass channel) three-channel output. -Use of the United States TI company TPA3116D2 digital amplifier chip as the core, a parallel bridge subwoofer output, do a left and right channel output. 4..Wide operating voltage efficiency up to 90%. Can use good performance switching power supply, laptop switching power supply, you can also use the charging bottle, or car power supply, etc. -Bluetooth 4.2 version.
The main product parameters: Size (L * W * H): 101 x 100 x 25mm, excluding potentiometer and socket projection Operating voltage range: DC 11-25V (current 3-4A, or 19-24V / 4-5A, such as high power requirements 20-24V / 8-9A above) Bluetooth receiving distance:> 8 m (meters) Audio input sensitivity: 600-800mV Frequency response range: 20Hz-20KHz Speaker impedance: left and right channel speakers: 4-8 ohm, bass speaker impedance: 2-8 ohm
Function switch Instructions for use: -Plug in the power on default Bluetooth mode -Bluetooth disconnected, long press the switch can switch to the audio input mode -Bluetooth play status, short press the switch to pause / play
Package included: 1PC TPA3116 Subwoofer Amplifier Board Or Cover