Rston Technology| Manufacturer
Rston Technology

China Manufacturer with main products: Two-Way Radio Bluetooth Adapter, Bluetooth Inductive Loopset

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noise cancelling headphones

Shipping: 15 days
Payment Terms: L/C, T/T, Western Union
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Place of Origin: Shenzhen in China


Bluetooth noise canceling earphone is one of communication tools for use in noisy and difficult environments. Besides the earphone inherits the excellence of the noise canceling earphone, the earphone could communicate wirelessly with another unit that has Bluetooth function. The earphone gives you three functions in a unit. A wireless telephone earphone for noisy environments, noise canceling earphone with active noise canceling technology and a hearing protector that effectively guards your hearing. The earphone could be used
everywhere including: airport tarmac, racing, manufacturing, construction
1. Noise cancelling adjustable mechanical boom microphone.
2. Used with active noise cancelling technology.
3. Designed with double earmuff. It is also fully water-resistant.
4. Pairing by pressing multi-function button.
5. Quick pair with another Bluetooth unit.
6. The earphone and other unit can be 10 metres apart and out of visible range without losing contact
7. The earphone works with two-way radio which has Bluetooth two-way radio adapter working together.
8. Adjustable volume by wireless PTT , two-way radio or Bluetooth mobile phone.
9. Automatically answer call by setting on the Bluetooth mobile phone function.
10. Powered by rechargable battery which has long working time.
11. A warning will emit when the power is low
Technology parameter
1. Bluetooth Compliance: Bluetooth Version (1. 0, 1. 2, 2. 0) Specifications
2. Bluetooth Supports: HSP, HFP
3. Frequency : 2. 4-2. 48GHz unlicensed ISM band
4. Active noise reduction rating: 15 ±3dB
5. Passivity noise reduction rating: 15 ±2dB
6. Microphone type: amplified noise cancelling directional microphone
7. Microphone frequency response: 300Hz to 8KHz
8. Speaker type: dynamic
9. Speaker nominal impedance: 8 ohm
10. Speaker frequency response: 70 to 20KHz
11. Sensitivity: 100+/-3dB /mW at 1KHz
12. Ear-shells: ABS Plastic
13. Ear pillow: Mimetic leather
14. Safety : Code validation
15. Battery : 3. 7V rechargeable battery
16. Charging Voltage: 5V
17. Charging time: Less than 2. 5 Hours
18. Talking time : more than 12 hours
19. Weight: Approx. 450g

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