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BSWA 308
Single chip high speed ARM with FPU USB port function implemented White backlight LCD Update firmware via USB (also power sup..Views：841
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BSWA105
BSWA105 is a sound level meter certified by China Metrology Institute and American Testing Company Level 2(Class 2) . Based on the IPHONE 125g platform, with FFT, 1/n octave, integrated sound leve..Views：289
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New BSWA 309
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