
Microphone device UM-4
Bulk pricing available
FOB, CIF & EXW terms available
Key Highlights
- Made in Russia - engineered for durability
- Suitable for challenging environments
- Lower cost of ownership than European alternatives
- Bulk orders available with volume discounts
- Documentation and customs clearance assistance provided
communication in the city, railway transport, metro. The product is reliable, convenient in operation and has a large button to switch on the mode of speech transmission, which can be operated even with gloves.
Design features: the case is made of impact-resistant plastic; the UM-4 device contains a small-sized dynamic telephone TDM-1E; in the upper part of the device there is an "ear" for convenient and quick fastening.
At the customer's request microphone device can be produced with different types of connectors and with a certain length of cable.
Technical Specifications
Power supply voltage | 5 V |
---|---|
Operating temperature range | -50 to +55 °C |
Relative humidity at +35 °C | 100 % |
Frequency range | 150-7000 |
Sensitivity of the device at 1000 Hz | 250±100 |
Harmonic coefficient of the device at frequency of 1000 Hz, not more than | 10 % |
Weight, not more | 0.25 kg |
Overall dimensions | 148×53×43 mm |
Average time to failure, not less | 12500 |
Warranty period of operation | 6 a |
Note: All specifications are provided by the manufacturer and may be subject to change. Please contact us to confirm the latest specifications before placing your order.
Shipping & Payment Information
Shipping Terms
- FOB: Novorossiysk, Russia
- CIF: Available to major ports worldwide
- EXW: Manufacturer's facility, Russia
Delivery Time
- Sea freight: 30-60 days (depending on destination)
- Air freight: 14-21 days (for urgent orders)
- Production lead time: 30-90 days (depending on order size)
Payment Methods
- Letter of Credit (L/C)
- Wire Transfer (T/T)
- Escrow Services
Order Minimums
- We work with orders starting from 1 container
- You can mix different products in one container
- Volume discounts available for larger orders
Customs & Documentation Support
We provide comprehensive assistance with all export documentation, customs clearance, and logistics arrangements. Our team has extensive experience facilitating international trade with businesses in Africa, Middle East, Asia, and Latin America.
Contact Our Import Specialists
WhatsApp (Recommended)
For fastest response and immediate assistance with pricing, availability, and ordering.
+971 58 657 4796For detailed inquiries, documentation requests, and formal communications.
Send Email Inquiry info@tonzar.comRequest Call Back
Schedule a consultation with our import specialists at your convenience.
Business Hours
We're available to assist you during the following hours:
- Monday - Friday: 9:00 AM - 6:00 PM (GMT+4)
- Saturday: 10:00 AM - 2:00 PM (GMT+4)
- Sunday: Closed
Our WhatsApp support is available outside business hours for urgent inquiries.
Similar Products You May Be Interested In

Headset telephone-microphone TMG-51-L
View Details
Device coordinating US-1
View Details
Helmet headset SHG-7
View Details
Headset Ranet TN-18
View Details
Active headset Priboy Tactical ASHP-01
View Details
Headphones (Headphones) Full Size Professional Studio Headphones Kennerton M12 Titanium
View Details
Headset stereophonic telephone TG-26
View Details
Headphones (Headphones) Full Size Professional Studio Kennerton M12 Studio
View Details
Headset with medium noise protection GSSH-P-1A
View Details
?????????-??????? ??-100
View Details
Telephone-microphone headset TMG-8A
View Details
Headset without noise protection GBSh-2B
View DetailsVerified Suppliers
All products are sourced directly from authorized Russian manufacturers
Quality Assurance
Products meet international quality standards with proper certification
Global Shipping
Reliable logistics solutions to deliver products to your location
Secure Payments
Multiple secure payment options to facilitate international transactions