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Place of Origin: China (Mainland)

Specifications

pecifications
 

1 fast delivery 
2 high end design 
3 blueooth 4.0 
4 professional manufacture , strong design team 

 

Using original TPA3116 ,2.1 high power output
Use high-precision chip resistors resistance, the main circuit employs a precision of ± 1% metal film resistors rings, ensure the machine a good signal to noise ratio. 
Work: Class D 
Quiescent Current: 50mA 
Efficiency: 90% 
Rated output power: 2 * 50W + 100W 
Frequency response: 20Hz to 20KHz 
Operating voltage: DC18V to DC24V 
Maximum output current: 4A 
PCB size: 160 * 108MM 
Potentiometer function: from left to right around 2 channel 1 bass treble volume around 3 channel volume 
Potentiometer distance: from left to right for 28.8MM 2-3 1-2 to 30MM 
bluetooth features:

 

 

  • Bluetooth? v4.0 specification compliant
  • Radio includes integrated balun and RF performance of 9dBm transmit power and   -91dBm receive sensitivity
  • Wideband speech supported by HFP v1.6 profile and mSBC codec
  • 80MHz RISC MCU and 80MIPS Kalimba DSP
  • Internal ROM, serial flash memory and EEPROM Interfaces
  • High performance Mono CODEC
  • SBC, MP3 and AAC decoder support
  • Multipoint A2DP support enables connection to 2 A2DP source devices for music playback
  • Stereo Line-in
  • Integrated dual switch-mode regulators, linear regulators and battery charger
  • bluetooth reception range MAX 15 meters in blank space