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PORTABLE SPEAKER
electronic cigarette
portable speaker
EW-QT788L portable speaker, bluetooth speaker 
 
Product Details

EW-QT788L portable speaker, bluetooth speaker

参数 parameter:
版本Version V:3.0
频率frequency 2.402-2.480GHz
最大输出功率 max power output  3W
MIC灵敏度sensitivity -32db
接收灵敏度receiving sensitivity Better than -82dBm 
距离distance  10meters  
数据传输data transmission Up to 3Mbps(over the air) 
UART 数据传输率 data rate 115200bps 
充电电压 charging Voltage 3.7V –4.2V DC
工作电压 working Voltage 4.8V –5.5V DC
工作电流 working Current 200MA
静态电流 static state Current  >1UA
电池容量Battery Capcity 450MAH
天线 Amtenna 内置天线 Build in antenna

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