Gold Index: 244
Ningbo East Dragon Co.,Ltd [China (Mainland)]
City: Ningbo Province/State: Zhejiang Country/Region: China (Mainland)
waterproof earphone
DS-1818
Waterproof: class 5-7Speaker driver diameter: 10Φmm Operating Distance: 76--1200mm Sensivity: 100+/-4dB/mW Frequency range: 2
2007-03-14
DS-1828
Waterproof: class 5-7Speaker driver diameter: 10Φmm Operating Distance: 76--1200mm Sensivity: 100+/-dB/mW Frequency range: 20--2