l 頻率範圍: 31.5Hz to 8KHz
l 解析度:0.1dB
l 供應電源:9V電池
l 尺寸:
https://keywell-printer.web66.com.tw/web/NMD?postId=300042Keywell
Keywell was established in 1985 in Taiwan, and mos
l 頻率範圍: 31.5Hz to 8KHz
l 解析度:0.1dB
l 供應電源:9V電池
l 尺寸:
Keywell was established in 1985 in Taiwan, and mos