seismograph equipment

{"cid":"91217338","title":"Digital Seismograph Equipment Downhole Seismograph Geophysical","imgUrl":"https:\/\/img.chinax.com\/nimg\/4e\/27\/3789afa6a2f7980cb2f412bba2fc-200x200-1.jpg","attrs":{"Price":"Ngotiated","Brand Name":"Gold","Model Number":"WZG-24C","Minimum Order Quantity":"1 set","Delivery Time":"5-8 working days","Place of Origin":"Chongqing, China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"1 set per 5 days","Packaging Details":"Carton","Product Name":"Digital Seismograph Equipment","Frequency":"38hz","Arm":"Arm open geophone","Application":"oil gas exploration","Material":"Steel","Channels":"24","Diameter":"50\/40mm","Depth":"50m to 100m"}}

{"cid":"90021558","title":"Digital Display 9V 5HZ - 10KHz Low Frequency Pocket Vibration Meter HG-6500BL","imgUrl":"https:\/\/img.chinax.com\/nimg\/40\/67\/9ba69e85b1f5daf6a986eb890e7c-200x200-1.jpg","attrs":{"Brand Name":"HUATEC","Model Number":"HG-6500BL","Minimum Order Quantity":"1pcs","Delivery Time":"1-4days","Place of Origin":"Beijing","Packaging Details":"Standard export package","Payment Terms":"T\/T, Paypal, Western Union","Certification":"ISO, CE, GOST","Supply Ability":"500pcs per month","Low frequency":"5HZ - 10KHz","Sensor":"one rotary shear accelerometer","Measuring range":"Acceleration 0.1 ~ 199.9m\/s2 (single peak) (5 or 10 ~ 1KHz; 1K ~ 10KHz) Speed \u200b\u200bof 0.1 ~ 199.9mm \/ s (RMS) (5 or 10 ~ 1KHz) Displacement of 0.001 ~ 1.999mm (peak) (5 or 10 ~ 1KHz)","Meter size":"185mm \u00d7 68mm \u00d7 30mm","Product name":"Pocket Vibration Meter"}}