Factory direct smart-core loudspeaker advertisements peddling megaphone lithium battery 1500

最大声功率： 110db                           失真度：1 % MAX

传送距离：（顺风）>  200M                  工作电压： DC3-6V

频率响应： 100HZ---10KHZ                   录音时长： 10 秒

充电时间：约6小时                     重量 :0.6KG

Size: about 155MM (diameter) *245MM ( length )

Working hours: propaganda 8-15 hours (LB-1500 lithium battery)
>>> intelligent control, functional,CLASS ddigital module, low effectiveness high efficiency, the use of imported audio chip, clearer sound quality
>>>this product is suitable for shops, cars, motorcycles, street vendor, selling of commodities such as.

≫>>is using the bulk-durable lithium-ion batteries, the battery is more durable.
≫>>intelligent management for charging and discharging lithium batteries, lithium-ion battery is safe and reliable, delayed playback, battery.
≫>>thin film panels, dust-proof moisture-proof,totally enclosed film panels, reliable quality and long service life.