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Bluetooth 20W,40W,100W Stereo Power Amplifier

Model No.︰sj-20w-40w-100w
Brand Name︰-
Country of Origin︰China
Unit Price︰-
Minimum Order︰1 pc
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Product Description

Bluetooth Power Amplifier Introduction

1:The product uses the latest Bluetooth BT4.0 module (CSR-BC7), effective reception distance of approximately 15 meters to 20 meters.

2:A2DP Multipoint Support 

3:Standard:BT4.0,BLE,Class 1.5

   Frequency Band:2.402G ~ 2.480G

4:Maximum Data Rate:3Mbps

 

5:For a variety of Bluetooth devices to receive.

 

6:Power amplifier modules ,use BTL class-D audio amplifier, Low power consumption, no heat sink。

20 W or40w or 100w continuous output power:

RL = 8 Ω, THD = 10% at VCC = 16 V

■ Wide-range single-supply operation (9 V - 16 V)

■ High efficiency (η = 90%)

■ Four selectable, fixed gain settings of

nominally 20 dB, 26 dB, 30 dB and 32 dB

■ Differential inputs minimize common-mode

noise

■ No ‘pop’ at turn-on/off

■ Standby and mute features

■ Short-circuit protection

■ Thermal overload protection

 

Key Functions:1:Play / Pause,Long press the button for 5 seconds Bluetooth is opened,Red green indicator lamp flashing alternately, search for Bluetooth devices (CSR-BC7), only the green light flashes, Bluetooth pairing success.。

2:The next choice key,Long press the button = increase volume,

3:The previous choice key, long press the button = volume reduction.。

4:Bluetooth the red and green indicator lamp flashing alternately。

5:Volume control potentiometer and power switch.

6:Two speakers connected,20W8ohm or 40W or 100w

7:DC input voltage:DC9-16V

 

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