Digital hearing aid 838
Specification:
Digital circuitry
Mini BTE design
Air conduction
Left and right ear adjustability
Digital Volume control
High or low tone control
Product size: 55x35x10mm
Weight: 4 g
Max. saturation sound pressure level(SSPL): 130dB±4dB
Full on Acoustic Gain:

Digital hearing aid 638
Specification:
Digital circuitry
Mini BTE design
Left or right ear adjustable
Detachable receiver
Digital Volume control
High or low tone control
Product size: 55x35x10mm
Weight: 7g
Testing Item Indicator
Max. saturation sound pressure level 130dB±4dB
Rated

Ceramic Ball mill adopts energy saving design, owning the advantages of stable operation, fully enclosed and pollution-free. Ball mill is mainly

Ball mill is the key equipment for grinding after the crushing process, which is widely used in the manufacture industries, such as cement, silicate, new building material, refractory material, fertilizer,

Introduction of Flotation Ball mill:

The Flotation Ball mill working principle:
The Flotation

Introduction of Intermittent ball mill:

Intermittent ball mill is applied to the grinding of feldspar, quartz, clay, silica and other hard and brittle materials. There are both

Slag ball mill is the key equipment to smash after the material being broken.ball mill is widely used in cement, silicate product, new building materials, refractory material,

Introduction ofWood Powder Machine :

The new Wood Powder Machine developed by Henan Kefan miming machinery Co., Ltd., is based on the advanced technology of congeneric

Introduction of Raymond Mill :

Raymond Mill(Raymond Grinder) is relevant towards the grinding and processing of more than 280 types of non-flammable and non-explosive

Introduction of Raymond Mill :

Raymond Mill(Raymond Grinder) is relevant towards the grinding and processing of more than 280 types of non-flammable and non-explosive

Introduction ofWood Powder Machine :

The new Wood Powder Machine developed by Henan Kefan miming machinery Co., Ltd., is based on the advanced technology of congeneric

Street overload was researched and developed exclusively by Japanese Mayo Kaisha international biology Technology Company. It is a patent health care product especially for functional kidney complementing and aphrodisiac pill for men, and it contains 12 net natural plants with the function of