20
8Ω300mW
Permanent-magnet dynamic loudspeaker
15.3*6.9 mm in diameter
Nominal input 300mW, maximum input 800mW
1.8 V
3.7 V
8Ω±15% test @200Hz 3 v
100~18,000Hz
88~1kHz
200mA
5% less
-20~60
℃
-30~+70
℃
Must be normal after load test in pink noise,0.3W, for
consecutively 48 hours
Must be normal after heat resistance test at 60±2
℃
and relative
humidity 20-25%16hours and then room temperature 1hour
Must be normal after cold resistance test at -20±3
℃
and relative
humidity - %16hours and then room temperature 1 hour
applicable scope
Type
Dimensions
Power
Mean working voltage
Working voltage
(maximum value)
Nominal Impedance
Resonant frequency
Sound pressure level (dB)
Distortion
Working temperature
Storage temperature
Reliability
Continuous load test
Heat resistance test
Cold resistance test
Current consumption
(maximum value)
Bluetooth version
Maximum Bluetooth transmission power
Bluetooth frequency band
Maximum General 2.4GHz transmission power
General 2.4GHz frequency
4.1
5dBm
2402MHz-2480MHz
0dBm
2438MHz
Warm prompt: The parameters are subject to that of physical product.There might be
changeswithout prior notice.
Version: January 2019
