ENVIRONMENT - 10255 Anuncios

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-361 Rechargeable Portable BTE Hearing Aid Hearing Amplifier - Frequency Range: 200-6000Hz Total Harmonic Wave Distortion: 500Hz <= 0% 70dB</td> 800Hz <= 1% 70dB</td> 1600Hz <= 0.8% 65dB</td> Reference Test Gain: Target 43...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-233 Body Worn Pocket Ear Sound Amplifier Hearing Aid - Max Sound Output 131 ± 5dB Voltage 1.5V Sound Gain ≥55dB/58.9 Battery size AA Total Harmonic ≤5% Battery capacity/Mah 2400 Wave Distortion Operation Current ≤4mA Operation current/mA 6...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-351 BTE FM Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB Battery size Built-in lithium battery Total Harmonic Wave Distortion 500Hz <= 3%</td> Battery capacity/Mah / 800Hz <= 5%...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-D04 BTE FM Balanced Armature Loudspeaker Hearing Aid Hearing Amplifier - Max Sound Output 125±3dB Voltage 1.5V Sound Gain 35±5dB Battery Type LR754 Total Harmonic ≤10% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid Hearing Amplifier - Max Sound Output 130±3dB Sound Gain 40±5dB Total Harmonic Wave Distortion 500HZ<3%<br /> 800HZ<5%<br /> 1600HZ<1%</td> Operation Current/mA...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-D10 Digital Trimmer 3 Modes Ear Hook BTE Hearing Aid Hearing Amplifier - Max Sound Output 128±3dB Voltage D.C.1.4V Sound Gain 57±5dB Battery Type LR44H/A675 Total Harmonic Wave Distortion 500Hz ＜6% 800Hz ＜4% 1600Hz ＜1% Battery capacity/Mah 68...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-D19 Digital IP65 Waterproof BTE Open Fit Hearing Aid / Hearing Amplifier - Max Sound Output 122±3dB Waterproof & dustproof IP65 Sound Gain 50±5dB Function WDRC and AFC Total Harmonic ≤3% Voltage 1.4V Wave Distortion Battery Type A312 Frequency...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-D16 Digital 4 Modes BTE Open Fit Hearing Aid Hearing Amplifier - Max Sound Output 122 ± 3dB Battery Type A13 Sound Gain ≥50dB Operating time: 300hs Total Harmonic Wave Distortion ≤2% Certification FDA Power supply D.C.1.5V, #13 battery Machine...

Miércoles 22 agosto 2018

- The feature of JH-D10P Digital Programmable BTE Hearing Aid / Hearing Amplifier: - - - 1. Digitally programmable hearing aid, Complete Digital Signal Processor(DSP), high sound quality and clear voice; 2. Low distortion and low noise output,2-16 channels for options; 3. Noise-control...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

These hearing aids are programmed before producing, and the only difference with programmable hearing aid is that once it produced, it can't be programmed again. And some of the non-programmable hearing aid have trimmer window, which can control "MPO" and "NH", like JH-D10 and JH-D18...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- No all the digital hearing aid are programmable and what does programmable mean? - It means that an audiologist can modify a hearing aid's settings for your personal hearing loss – it also means that they can set the aid up so that you can hear the sounds that you want to hear...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

The difference with traditional hearing aid technology, rechargeable allows you to reuse the same battery simply by recharging the hearing aids with the charger. More environmental than battery hearing aid. Its power supply can be from power bank, computer, adapter, AA battery and so on...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

Digital hearing aid is a hearing device that receives sound and digitizes it (breaks sound waves up into very small, discrete units) prior to amplification. And it built-in intelligence that allows them to discern between soft, but desirable sounds and louder, but unwanted noise....

Sábado 18 agosto 2018

- Safety precautions of the wire feeder controller: - 1. Ask professional technicians to install, connect and debug the device. In the conditions of electrification, the device line cannot be mounted, removed or replaced. 2. It is necessary to install the protector between the power...

Sábado 18 agosto 2018

- Features of Labelcombi-100 Label Sticker Dispenser - - The smallest area occupation, becomes to everywhere with its pretty and class design for stick small sticker, barcode - Ideal for most labels, various sized label - Ideal for removing liner scrap frequently due to the long...

Sábado 18 agosto 2018

- Feature of BJ-T10 Automatic Screw Dispenser - - Model: BJ-T10 - L≥ 1.2P(The diameter of screw) - versatility, flexible operation, applicable to non-point operations - electromagnetic Sensor, or signal sensor. It will not occur repeat feeding - Intelligent shortage alarm system...

Sábado 18 agosto 2018

- Features of AL-505 SERIES Label Dispensing Machine - - Ideal for small labels and small work areas - Will dispense labels and die-cut parts - Photosensor Accuracy and Reliability - Automatically removes paper, vinyl,acetate, polyester, foil, etc. from its liner - Automatically...

Miércoles 15 agosto 2018

Overview of robust auto dial telephone PT-M-KT6 Analog auto dial telephones offers increased resistance to vandalism and weatherproof, and ensure that the primary function of communications is maintained at all times, housed in cold rolled steel box and anti-vandal handset, resulting...

Miércoles 15 agosto 2018

This kind of sealing ring is widely used in the automobile engine, condenser, and other precision machinery equipment. According to different usage environment, choose high-end fluorine rubber material, oil resistance, high temperature and other harsh environments. Good sealing performance...

Miércoles 15 agosto 2018

- Product Description of Automotive Rubber Component - Material EPDM/NBR/SBR/FKM/Silicone etc. Size According to drawing Color Black/White/Blue/Red/Yellow, etc Temperature Common: -40~230 Celsius Degrees Special features /Working environment Non-toxic; oil-resistance...

Sábado 11 agosto 2018

1. Introduction NOx gas converter is used for the application that using NO gas analyzer to measure NO2 or NOx. It can convert NO2 to NO in the air or from the stack. This is an optional equipment used before NO gas analyzer, which can got NOx (NO+NO2) value by converting NO2 to NO...

Viernes 10 agosto 2018

Cantidad : 15000 Squa - Precio : ¥25 ~ 120 / Square M

Nano aluminum composite panel is a new high-end functional product springing up in the recent years. A semiconductor oxide nanometer coating (current mainly TiO2) is added on the surface of curtain wall plate. The coating is composed of nanoscale particles and nanoscale pore in structure...

Sábado 04 agosto 2018

Cantidad : 100 - Precio : USD2000-5000

Room environment refers to simulate natural climate environment in the space of valid range test types are: high and low temperature test box, high low temperature test box, thermal shock test box, glycol refrigeration heating system, salt fog test box, high and low temperature (heat) test box...

Sábado 04 agosto 2018

Cantidad : 100 - Precio : USD2000-5000

Information: Refrigeration system high and low-pressure protection and display; Condensing temperature display and protection; A variety of fault alarm (over-temperature alarm, sensor alarm, high-pressure alarm, compressor overheating alarm;) Boot time delay. Cold plate freezer for...

Jueves 02 agosto 2018

Cantidad : 100,000pcs

Sliding contact surface: steel/PTFE sintered bronze Outer race is pressed around inner race. Outer race: carbon steel with liner of PTFE sintered bronze Ball: GCr15 steel,through-hardened HRC58~64, precision ground,hard chrome plated. e: fgb006[at]fgbearing[do]com S: 8617663532960...

Martes 24 julio 2018

- Features of Labelcombi-100 Label Sticker Dispenser - - The smallest area occupation, becomes to everywhere with its pretty and class design for stick small sticker, barcode - Ideal for most labels, various sized label - Ideal for removing liner scrap frequently due to the long...

Sábado 21 julio 2018

Cantidad : 500 - Precio : 200-249 per/unit

Entrada de CA Voltaje de entrada nominal 220V ± 15% Corriente máxima de entrada 16A (220V) Frecuencia de voltaje de entrada 45-65HZ Salida DC Potencia nominal 3.3KW Potencia máxima de salida 3.3KW Rango de voltaje de salida 42-58V DC Voltaje nominal 50.4V Corriente de salida MAX 67...

Jueves 19 julio 2018

Precio : 1 million to 100 mil

Oil and gas refers to a combustible, explosive and poisonous gas mixture that is comprised of various volatile hydrocarbon components letting out through evaporative emission in the process of handling and storage of diversified oil products. If discharged directly, oil gas will not...

Martes 17 julio 2018

VR Virtual Experience Training System for Electric Safety Accidents This project is to appear the accident at scene, it can make students enjoy realistic experience about the injuries and damages; the viewers can see all kinds of breakdown during the simulation of real scene, they...

Lunes 16 julio 2018

Precio : 1400-17,000 dollars

- FX Series - Pixel Pitch: 6mm/7mm/8mm/10mm/12mm/16mm Module Size: 304.8x304.8mm/1ftx1ft Cabinet Size: 1829x1219mm/6ftx4ft or Customized Brightness: >7000nits Material: Aluminum Application: High-end Outdoor Commercial LED Sign If you are still struggling with complicated...