成色要求：
9成新：外观轻微使用痕迹，屏幕无划痕，按键无磨损
二手
基础配置：
高带宽，高达 240 kHz 3dB-截止
1250 ～ 1650 nm 波长范围
长波长范围：1500 至 3400 nm
功能OK
产品求购
更多求购
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