Product Description
Product introduction
This machine adopts the professional operational amplifier for signal amplification.
Pure tone, wide range, dynamic and mighty.
Sensitivity is adjustable.
External power indicator.
Listening range :5-120 meters.
Widely used to synchronize audio and video engineering schools, banks, courts and other environmental Performance Parameters
Voltage: linear power supply (transformer) DC 9-12V
Current consumption: 20MA
Frequency range :100-100KHZ
Output impedance: 600 ohms unbalanced
Connection: Terminal
Packaging & ShippingOur ServicesCompany Information
Shenzhen Clir Technology Limited . is a professional Video Surveillance manufacturer. Our company has many years' experience in the surveillance industry. We focus on the R&D, strict quality control process and professional service to create perfect video security monitoring overall solution programs for customers.
Our products include infrared cameras, analog cameras, network cameras,HD-SDI camera,HDCVI camera, camera housings, brackets, LED light panels, lens, cables, connectors, power supply, etc.
We have always been doing our best to provide the best service and reliable products for our customer.If you have any problems, we are very glad if you can contact us. We will try our best to help you. Hope have a good cooperation with you for a long time.FAQ
Q.May I print our company logo on package box and product ? (OEM)
A:Of course, OEM is welcome,
Q.What is your method of payment?
A:Pay via T/T,Western Union,Escrow, paypal and so on; L/C is welcome
Q.What is Minimum Order Quantity?
A: Minimm Order Quantity is 1pcs,
Q.Do you provide warranty for your products?
A:Yes,we promise