5-zone MP3 volume independently adjustable amplifier FT-B2865MF

This amplifier offers 500W output with five adjustable zones, Bluetooth 5.0, and supports lossless music playback via USB. It features FM radio, advanced protection functions (short circuit, over-temperature), and customizable volume, bass, and treble controls. Ideal for medium to small public venues, it ensures stable performance with enhanced cooling and noise reduction.
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Description
  • High-grade aluminum 2U black brushed panel, beautiful and elegant
  • The internal PCB adopts double-sided SMT patch circuit, and the performance is more stable and reliable
  • Five-way signal input (three-way microphone, two-way line.
  • Built-in five-zone output, each zone power can be adjusted independently
  • Built-in Bluetooth 5.0 wireless audio reception, the receiving distance can reach 10 meters in an open space
  • Built-in USB flash drive socket, support lossless music format, automatic playback function when powered on
  • Built-in FM radio function, can automatically store channels
  • Five-digit fluorescent display, full-function touch button
  • Equipped with 100V, 70V constant voltage output and 4~16Ω constant resistance output
  • Total volume adjustment function, each input channel volume is adjusted independently
  • Treble and bass are adjusted independently
  • MIC1 automatic mute is equipped with an adjustment switch, the adjustable range is:0 to -30dB
  • Five-unit LED level display, dynamic and clear
  • With perfect output short circuit protection and over-temperature protection functions
  • Built-in signal mute circuit to better reduce output noise
  • With one auxiliary audio output interface, it is convenient to connect to the next amplifier
  • The output adopts industrial fence-type terminal block, which is more reliable
  • The cooling fan temperature control starts
  • Very suitable for broadcasting in medium and small public places
Parameter
Rated output power650W
Output mode4-16 ohms(Ω) fixed resistance output 70V(7.53ohms(Ω)) 100V(15.4ohms(Ω)) constant voltage output
Microphone inputMIC1/MIC2/MIC3:600 ohms(Ω) 10-15 mV, unbalanced
Line inputAUX1/AUX2:10k ohms(Ω) 200-470 mV, unbalanced
Auxiliary output0.775V (0dB)
Partition control5 partition control output (100V)
Frequency response60Hz~15kHz(±3dB)
Non-linear distortion THD<0.5% at 1kHz, 1/3 rated output power
Signal-to-noise ratio S/NLine:85 dB, MIC:>72 dB
Tone adjustment rangeBASS:100Hz(±10dB), TREBLE:12kHz(±10dB)
Silent suppression capabilityWhen MIC1 is input, MIC2, MIC3, AUX1, AUX2 signals are attenuated by 0~30dB
Output adjustment rate<3dB, from no-signal static working state to full-load working state
Function controlfive volume adjustments, one high and low frequency adjustment, one silent adjustment, and one power switch
Cooling methodDC12V FAN forced air cooling method
Indicator lightpower:‘POWER’, level display:‘2, 4, 6, 8, 10’
ProtectionAC FUSE×8A，AC FUSE×1, load short circuit, over temperature
Power cord(3×0.75mm2)×1.5M (standard)
Power supplyAC220V±10% 50-60Hz
Power consumption878W
Machine size89(H)×483(W)×366(D)mm
Net weight17.58kg
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FT-B2865MF
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