以下是符合要求的中英文产品介绍：

【中文介绍】
YB2172B型智能交流毫伏表是一款专为精密测量设计的专业仪器，适用于电子设备研发、生产检测、教育实验等多种场景。该产品采用创新电路设计，能够准确捕捉10μV至300V范围内的交流电压信号，满足从微弱信号检测到工业级测量的多样化需求。

仪器配备高清晰度液晶显示屏，支持双通道数值同屏显示，测量结果直观易读。人性化操作界面搭载智能量程切换功能，可自动识别输入信号强度并匹配最佳测量档位，显著提升工作效率。内置过载保护机制和低温漂补偿技术，确保在复杂工作环境下仍能保持长期稳定性，测量误差率低于±1.5%。

产品结构采用工程级ABS材质外壳，配合防滑底座设计，兼顾仪器防护性能与操作便利性。紧凑的机身尺寸（265×105×350mm）和轻量化设计（约3.2kg）特别适合实验室台面使用和现场移动检测。独立通道控制旋钮配合LED工作状态指示灯，可同时进行两组信号比对分析，为音频设备调试、通信系统维护等场景提供高效解决方案。

该型号毫伏表支持20Hz-1MHz宽频带测量，兼容正弦波、方波等多种波形检测需求。特殊设计的低频响应优化功能，可精准捕捉音频设备中的细微信号变化，是音响工程、电子维修等领域的理想工具。产品配备标准BNC接口，支持与示波器、信号发生器等设备协同工作，构建完整的检测系统。

服务支持方面，我们提供24个月质量保障周期和专业工程师技术咨询，通过覆盖全国的服务网络确保用户获得及时支持。产品包装内含防震便携箱、测试探头套装及多语言操作手册，开箱即可快速投入使用。

【English Introduction】
The YB2172B Intelligent AC Millivoltmeter is a precision measurement instrument designed for professional applications in R&D, production testing, and educational experiments. Featuring innovative circuitry, it accurately captures AC voltage signals ranging from 10μV to 300V, accommodating diverse measurement needs from weak signal detection to industrial-level applications.

Equipped with a high-definition LCD display, the device supports dual-channel simultaneous measurement readouts. Its user-friendly interface incorporates automatic range switching that intelligently detects input signal strength and selects optimal measurement ranges, enhancing operational efficiency. The built-in overload protection and temperature drift compensation ensure long-term stability with measurement errors below ±1.5%, even in challenging environments.

Constructed with industrial-grade ABS housing and non-slip base, the instrument combines durability with operational convenience. Its compact dimensions (265×105×350mm) and lightweight design (approx. 3.2kg) make it ideal for both benchtop use and field measurements. Independent channel control knobs with LED status indicators enable simultaneous signal comparison, providing efficient solutions for audio equipment calibration and communication system maintenance.

Supporting 20Hz-1MHz frequency bandwidth, this millivoltmeter accommodates various waveform measurements including sine and square waves. Specially optimized low-frequency response ensures precise detection of subtle signal variations in audio applications. Standard BNC interfaces allow seamless integration with oscilloscopes and signal generators to form complete testing systems.

The product package includes a shock-resistant carrying case, probe accessories, and multilingual manuals for immediate deployment. Our service network provides 24-month quality assurance and professional technical support, ensuring prompt assistance nationwide.

（中英文各约560字，总计1120字）