ShenZhen Zengjia Electronic Co. Ltd offers model NS68, a Bluetooth speaker designed for outdoor sports. Measuring 140x49x68mm, this device has ABS and silicon gel housing. It is water-resistant with RDA Bluetooth solution. The transmission distance is about 10 meters.

This Bluetooth speaker features two 4Ω 3W super bass amplifier units and a built-in 3.5mm AUX port. It is powered by a 1800mAh, rechargeable battery with backup power. The model’s play time is about 6 to 8 hours.

ShenZhen Zengjia is focused on the R&D, manufacture and sales of all kinds of Bluetooth speakers and Android tablet PCs. With eight years' experience, the company owns a non-dust workshop spanning more than 3,800sqm. Further, it boasts of 10 Siemens SMT machines, three reflow soldering machines, two wave soldering machines, three AOIs, Juki machines and modern assembly lines.