Product parameters
| Ex-mark | Ex ib IIC T4 Gb | 
| Certification No. | CCRI 19.2278 | 
| Bluetooth | 5.0 | 
| Transmission distance | 10m | 
| Bluetooth chip | CSR8670 | 
| Supporting agreement | aptX LL,aptX,AAC,SBC | 
| Noise reduction performance | 98% | 
| Speaker | 40mm | 
| Battery capacity | 3.7V 320mAh lithium battery | 
| Ex Battery | Lithium ion polymer battery | 
| Charging time | 3h | 
| Charging interface | Type C | 
| Working hours | noise reduction only: 30h Bluetooth only: 25h Bluetooth + noise reduction: 15h | 
| Headphone jack | 3.5mm | 
| Size | 21.5*20.2*4.6cm | 
| Weight | 282g | 
| Wearing method | headset (adjustable head beam, adapt to different people's head size) | 
product display
Product Details
Company Advantages
· To catch up with the fashion trends in market, intrinsically safe camera is designed in a very fashionable way.
· We continuously monitor and adjust production processes to ensure product quality meets customer and company policy requirements.
· Beijing Dorland System Control Technology Co., Ltd. sticks to maximize customer interests, to meet customers' special needs of a variety of intrinsically safe camera.
Company Features
· As a successful intrinsically safe camera exporter, Dorland has spreaded its products to many countries and regions.
· Our technical workers are strictly trained before official work for intrinsically safe camera.
· Since establishment, we have been strictly complying with market operating standards, and adhere to a social value system that features harmonious relationships between business and society.
Application of the Product
Dorland's intrinsically safe camera is widely applicable in the industry.
With a focus on customers' potential needs, Dorland has the ability to provide one-stop solutions.