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40W+40W Bluetooth audio class-D power amplifier Bluetooth audio receiver

  • 40W+40W Bluetooth audio class-D power amplifier   Bluetooth audio receiver
  • 40W+40W Bluetooth audio class-D power amplifier   Bluetooth audio receiver
  • 40W+40W Bluetooth audio class-D power amplifier   Bluetooth audio receiver
Model No.︰sj-4225
Brand Name︰OEM
Country of Origin︰China
Unit Price︰-
Minimum Order︰1 pc
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Product Description

Product Description  BTL class-D audio amplifier

Stream music from your cell phone, tablet or computer to your speakers with Amphony's wireless Bluetooth amplifier. The BlueFidelity wireless amplifier integrates an advanced Bluetooth audio receiver and a state-of-the art stereo power amplifier into a tiny package no larger than a deck of cards. Simply turn any speakers into Bluetooth wireless speakers! 

This Bluetooth wireless amplifier output 2 x 40 Watts of power to a pair of 4ohm speakers. The built-in state-of-the-art power amplifier delivers the energy efficiency of today's best digital class-D audio amplifiers while at the same time offering far lower audio distortion at only 0.04 %. 

 

This Bluetooth power amplifier built-in 2600mA lithium battery,The power can meet the use of 4 hours.Can meet the requirement of continuous charging,Can meet the outdoor,park...No voltage place to use .
 

Support external audio input AUX IN automatic switching mode.

Support TF card read music files, automatically switch mode.

It's aluminium chassis itself provides enough cooling. No built-in fans or additional cooling are necessary. All you will hear is the music. 

Technical Specifications 
DC INPUT 18V,(
DC18V INPUT= power amplifier OUTPUT max : 46W+46W 

                   DC12V INPUT= power amplifier OUTPUT max: 20W+20W )


Output power: 2 x 40 W (rms) 

Built-in 2600mA lithium battery (
The use of battery powered state:  output power amplifier max 25W+25W)

Wireless range: max. 100 ft line of sight 
(the actual range depends on the Bluetooth-enabled device) 


Frequency response: 20 Hz - 20 kHz 

Dynamic range: typ. 95 dBA 

Total harmonic distortion (THD+N): 0.04 % @ 20 W, 1 kHz 

Supported Bluetooth Profiles: HFP, A2DP, AVRCP 

Power efficiency: 93 % 

Channel separation: 77 dB 

Standby power consumption: < 2 W 

Dimensions:105*75*55mm(W*L*H)

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