For Workplace Intrinsically Safe Headphones DORLAND by Dorland
Company Advantages
· Dorland intrinsically safe headphones is manufactured using quality raw material in accordance with industry defined standards.
· There are plenty of performance benefits that customers can expect from this product.
· With superior craftsmanship, Dorland ensures the quality of intrinsically safe headphones.
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 Features
· As an internationally famous brand, Dorland is committed to quality and service of intrinsically safe headphones.
· We have brought together a large pool of talents. They comprise a high-quality management team. Over the years, they have overcome difficulties and challenges in achieving our business transformation based on their expertise and insight in the intrinsically safe headphones market. The greatest wealth for us is our experienced technicians. The young, energetic, and up-and-coming technicians are able to utilize their professional knowledge and expertise to tackle all kinds of problems. We have a team of well-trained staff. They have a wealth of solid professional skills and expertise, rich corporate management experiences in the intrinsically safe headphones industry to guarantee an efficient executive management effect.
· Beijing Dorland System Control Technology Co., Ltd. plans strategically for the future. Get more info!
Product Details
We strive for perfection and pursue excellence in every detail of production. All this promotes the high quality of our products.