geophone string

{"title":"Land Geophone String SM24 \/ 3 Component String ISO9001 Certification","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/5a\/ed\/8816159e37d76cf4a7f4dea86151-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"EGL","Model Number":"Land Geophone String","Minimum Order Quantity":"1 sets","Delivery Time":"5-8 work days","Certification":"ISO9001","Place of Origin":"China","Payment Terms":"T\/T, Western Union,PayPal","Supply Ability":"10000 sets\/month","Packaging Details":"Carton","Geophone Element":"SM24 10Hz Geophone","Natural Frequency ( Hz )":"10 \u00b1 2.5%","Geophone Case":"Waterproof Land Case","Geophone Direction":"Vertical","Spike":"Steel Spike length75mm","Connector Type":"KCK Screw Fit Connector"}}

{"title":"Geophone String for Land","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/8e\/6c\/e124b961e22946b4486005da211a-200x200-1.jpg","attrs":{"Price":"USD1.00\/unit","Brand Name":"EGL","Model Number":"Geophone String for Land","Minimum Order Quantity":"1unit","Place of Origin":"China","Payment Terms":"T\/T, L\/C, D\/A, D\/P, Western Union, MoneyGram","Supply Ability":"5000units per month","Packaging Details":"Professional Geophone String Carton"}}

{"title":"Seismic Land Geophone String Electronic Power Geophone String","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/2b\/97\/8b3f91008c4116f2a50a262c2b82-200x200-1.jpg","attrs":{"Price":"Negotiated","Brand Name":"Gold","Model Number":"GDJ","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":"500 Set\/Sets per Week","Packaging Details":"Carton","Product Name":"Land Geophone String","Usage":"Geology and underground structure detect","Power":"Electronic","Temperature Range":"-40\u2103-80\u2103","Waterproof Range":"10m","OEM\/ODM":"Acceptable","Accessories":"divisible sale acceptable","Frequency":"4.5Hz","Compatible":"Highly and compatible with international"}}