回收 销售BK系列仿真人头躯干4128C及配件（4128-C-002,4158-C-001,4159-C-002）

BK系列仿真人头躯干4128C及配件（4128-C-002,4158-C-001,4159-C-002）
4128-c型人工头是一个人体模型，带内置耳和口模拟器，提供成年人头与躯干声学属性的真实重现。
4128-c型人工头用途：
telephone handsets (including mobile and cordless)
headsets
audio conference devices
microphones
headphones
hearing aids
hearing protectors
4128-c型人工头特点：
complies with itu-t rec. p.58 and ansi s3.36-1985
conforms to the acoustic specifications of iec 60318-7
highly representative mouth simulatorwithoverloadprotection
supplied standardised right ear simulator type4158cfulfilsitu-t p.57 and iec60318-4
optional left ear simulator type 4159c
adjustable neck angle for realistichands-freetelephonemeasurements