Our Model No.

RC-BC19A

Product  Model No：

      Customer 

      Customer’s Model No :

      Specs

8Ω0.5W

1

Applicable  Scope

1.1

Type

 permanent-magnet  dynamic  loudspeaker

1.2

Dimensions

16.1*11*8 mm      

1.3

Power

Nominal input 0.5 W,   Maximum input 1W

2.1

Average working voltage

2-3.7 V

2.2

Operating voltage（max）

4 V

3

Electrical   specification

3.1

F0

185HZ+-20%

3.2

Frequency

                    F0-10KHz

3.3

Sound pressure level

                88DB+-3DB @1kHz 2V

3.4

Current consumption（Max）

                    300 mA

3.5

Distortion

                     5% less

3.6

Operation temperature

                     -20 ° C~60 ° C

3.7

Storage temperature

                     -30 ° C~+70 ° C

4

 Reliability

4.1

                                    Load    Test

Must be normal after load test :pink noise    0.8W    96 hours

4.2

                                    heat  Test

Must be normal after 60±2℃and relative humidity20-25% 16hours and then room temperature 1hour.

4.3

                                       Cold  Test

Must be normal -25±3℃ and relative humidity    -    %  16hours and then room temperature 1 hour

4.4

                                 Humidity  Test

Must be normal after40±2℃ and relative humidity 90-95% 48 hours and then room temperature 1hour

APPRROVED

  CHECKED

DESINGED