Welcome to our store. Our products have affordable prices and good quality. We support and . If you want to work with us for a long time, please contact us and we will give you a very favorable price.Best Regards! [Decibel Data Logger to PC] The digital sound decibel meter can record 32000 sets of data, and the data recording function is compatible with for Windows 10, 8, 7, Vista and XP. [Bar Graph Display] LCD digital display can display 3-digit decibel level value, auto-range bar graph level, time and date. [Exquisite structure, high accuracy] Wide measurement range of 30-130dB decibels, accuracy of +/-1.5dB, and resolution of 0.1dBA. [AC/DC Output] AC signal output: 4Vrms/full barometer, output impedance is approx. 600 ohms. DC signal output: 33mV/dB. [Wide Application] The noise pressure decibel meter is compact and easy to carry, and is widely used in offices, classrooms, noisy neighbors, environmental measurements, etc. Our noise decibel meter with PC interface is compact and easy to use while giving you accurate readings over a wider range than comparable cheap sound meters (30 dB to 130 dB with an accuracy of +/-1.5dB and a resolution of 0.1 dBA). market. This noise tester offers data logging capabilities and compatible software (included in the kit) to capture data to a PC. Power Supply:4 x AA;1.5V battery(Not included batteries) Colour:Black Material:abs Package Contents: 1 * Noise meter 1 * Data cable 1 * Reading CD Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Dear friends,thank you for choosing our products If you cancel the order or other reason, all the refund will be back to your account within 7 -10 days through . About Shipping If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction! If you're from Russia, Please leave your full name and right phone number. It is very important!!! Dropship and Distribution For , we will offer discount if you contact us before you payment. For , we could send the goods to your customers directly and won't leave any information about us. About feedback Any feedback from you will be much appreciated. We maintain high standards of excellence and strive for 100% customer satisfaction!If you are satisfied with our products, If you are satisfied with our products, sincerely hope that you can give us 5 stars.