VOLUMES - 5604 Anuncios

Domingo 23 septiembre 2018

Cantidad : 1 SET - Precio : $ 4000

- Brief introductions of QZ-2C gasoline core drilling rig QZ-2C type gasoline engine portable sampling drill rig is used for geological industrial and civil buildings, bridges, railway, highway, hydro power industry survey, geophysical exploration, advanced drilling and grouting hole drilling...

Domingo 23 septiembre 2018

Cantidad : 1 SET - Precio : $ 5000

1.Brief introduction of QZ-2B gasoline core drilling rig QZ-2B type gasoline engine portable sampling drill is produced by Shandong Master Machinery Group Co.,Ltd. It is suitable for geological industrial and civil buildings, bridges, railway, highway, hydro-power industry survey...

Domingo 23 septiembre 2018

Cantidad : 1 SET - Precio : $ 4000

- Brief introduction of BXZ-2L backpack drilling rig BXZ-2L vertical knapsack core drilling rig is a removable core sample drilling rig. The rig is mainly used in mineral exploration, geochemical exploration, shallow sampling, geoscience research, geotechnical engineering, engineering...

Domingo 16 septiembre 2018

Cantidad : 9999999 - Precio : Negotiable

Oil pump shaft induction hardening machine is full-digital solid state all-in-one induction heating power supply. It has lots of merits as below: 1.digital phase-locked loop is formed with DSP as the core, with wider phase-locked range, more stable Angle and small loss 2.with DSP as the core...

Sábado 08 septiembre 2018

Cantidad : 300 - Precio : 125 USD

0090 553 075 8561 ALEMDAROĞLU MAKİNA DESCRİPTİON: entrée: 28 mm sortie: 42 mm T Serie réducteurs produits selon le principe du corps monobloc, engrenage hélicoïdal à deux étages, réducteur à engrenage avec arbre creux non motorisé. Dans le cas de seulement des réducteurs de série...

Sábado 08 septiembre 2018

Cantidad : 300 - Precio : 100 USD

0090 553 075 8561 ALEMDAROĞLU MACHİNE DESCRİPTİON: entrée: 28 mm sortie: 40 mm T Serie réducteurs produits selon le principe du corps monobloc, engrenage hélicoïdal à deux étages, réducteur à engrenage avec arbre creux non motorisé. Dans le cas de seulement des réducteurs de série...

Jueves 23 agosto 2018

Agricultural drones refer to drones for plant protection, which can be used for pesticide spraying by remote control or flight control. Agricultural drones features cheap price, small volume, light weight, and convenient transportation, which can realize vertical take-off and landing...

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-116 Personal Sound Amplifier Behind The Ear Hearing Aid - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB/44 Battery size LR754 Total Harmonic ≤5% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA 4.5 Current...

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-238 Pocket Body Worn Hearing Aid Hearing Amplifier - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥50dB/51.5 Battery size AA Total Harmonic ≤5% Battery capacity/Mah 2400 Wave Distortion Operation ≤4mA Operation current/mA 6.9 Current...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-909 Rechargeable ITE Hearing Aid Hearing Amplifier - Highest sound pressure level for input SSPL 90dB 126 ± 3dB Equivalent input noise level: ≤32dB Max. Output sound level gain: 35±5dB Reference Test Gain: 30±5dB Average Saturation Output(HF-Average SSPL 90)...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-905 Rechargeable ITE Hearing Aid Hearing Amplifier - Max Sound Output 125 ± 5dB Voltage 1.2V Sound Gain ≥35dB Battery size Total Harmonic ≤5% Battery capacity/Mah 40 Wave Distortion Operation ≤3mA Operation current/mA 1.2 Current Frequency...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-907 ITE Mini Hearing Aid Hearing Amplifier - Max Sound Output 120 ± 5dB Voltage 1.5V Sound Gain ≥35dB/28 Battery size A10 Total Harmonic Wave Distortion ≤5% Battery capacity/Mah 100 Operation Current ≤6mA Operation current/mA 3.5 Frequency...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-900a ITE Hearing Aid Hearing Amplifier - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB/49.4 Battery size A312 Total Harmonic Wave Distortion ≤5% Battery capacity/Mah 160 Operation Current ≤4mA Operation current/mA 1.6 Frequency...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-906 ITE Hearing Aid Hearing Amplifier - Max Sound Output 125 ± 5dB Voltage 1.5V Sound Gain ≥35dB Battery size AG3 Total Harmonic Wave Distortion ≤7% Battery capacity/Mah 43 Operation Current ≤6mA Operation current/mA 1.7 Frequency Range 200-4000Hz...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-301R BTE FM Balanced Armature Loudspeaker RIC Open Fit Hearing Aid / Hearing Amplifier - Max Sound Output 120±5dB Sound Gain ≥40 dB Total Harmonic Wave Distortion ≤10% Frequency Range 250-5000Hz Input Noise ≤32dB Voltage D.C. 1.5V Current ≤3...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-119 BTE Bluetooth Earphone Appearance Ear Zoom Hearing Aid Hearing Amplifier - Max Sound Output 135 ± 5dB Voltage 1.5V Sound Gain ≥35dB Battery size AG13 Total Harmonic Wave Distortion ≤5% Battery capacity/Mah 160 Operation Current ≤4mA Operation...

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-180 BTE BTE Ear Hook Hearing Aid Hearing Amplifier - Max Sound Output 125 ± 5dB Voltage 1.5V Sound Gain ≥40dB Battery size LR754 Total Harmonic ≤6% Battery capacity/Mah 68 Wave Distortion Operation Current ≤4mA Operation current/mA 2.9 Frequency...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-117 Analog BTE Hearing Aid Hearing Amplifier - Max Sound Output 129dB±3 Voltage 1.5V Sound Gain ≥45dB±5 Battery size LR44H Total Harmonic ≤10% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA 4.5 Current Frequency...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-115 Analog BTE Hearing Aid Hearing Amplifier - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB/44 Battery size LR754 Total Harmonic ≤5% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA 4.5 Current Frequency...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-113 Analog BTE Hearing Aid Hearing Amplifier - Max Sound Output 123 ± 5dB Voltage 1.5V Sound Gain ≥45dB/45 Battery Type AG13 Total Harmonic ≤5%/2.3 Battery capacity/Mah 160 Wave Distortion Operation ≤4mA Operation current/mA 5 Current/mA...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-908 ITE Mini Digital Hearing Aid Hearing Amplifier - Color Beige/optional colors Frequency range 800-5000Hz Total harmonic wave distortion 500Hz≤0%, 70dB 800Hz≤1%, 70dB 1600Hz≤0.2%, 65dB OSPL90 Max at 1900Hz, 124.4dB HFA/AVG/114.4dB FOG50 Max at 1500Hz/51...

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

Cantidad : 80000Pcs - Precio : 3-50USD

Body-worn type (Pocket type) hearing aids are used for mild to profound hearing loss. As per hearing loss report, this type of hearing aid is selected according to gain already set with the specific hearing aid. Few varieties of such gain levels are the mild gain hearing aid, moderate...

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....