PACK BATTERY TESTING - 15238 Annonces

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-339 USB Rechargeable BTE Hearing Aid Hearing Amplifier - Max Sound Output 128 ± 3dB Noise EIN <26dB</td> Sound Gain 95±3dB Battery size NI-MH rechargeable battery Total Harmonic Wave Distortion 500Hz <= 3%</td> Working current 3...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-338 BTE USB Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 128 ± 3dB Noise EIN <26dB</td> Sound Gain 95±3dB Battery size NI-MH rechargeable battery Total Harmonic Wave Distortion 500Hz <= 3%</td> Working current 3...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-337 BTE Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 125 ± 5dB Voltage 1.2V Sound Gain ≥35dB Battery size NI-MH Rechargeable battery Total Harmonic Wave Distortion ≤10% Battery capacity/Mah 40 Operation ≤4mA Operation current/mA 1...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-351R BTE RIC FM Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 125±3dB Noise EIN ≤20dB Sound Gain 40±5dB Battery size 3.7V 30mAh Built-in lithium batter Total Harmonic Wave Distortion 500Hz <= 3.1%</td> Working current ≤2...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-351O BTE FM Open Fit Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 125±3dB Noise EIN ≤32dB Sound Gain 36±5dB Battery size 3.7V 30mAh Built-in lithium battery Total Harmonic Wave Distortion 500Hz <= 3.1%</span> Working current...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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%...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-129 BTE FM Bluetooth Earphone Appearance Ear Zoom Hearing Aid Hearing Amplifier - Max Sound Output 125 ± 5dB Voltage 1.5V Sound Gain ≥35dB Battery size AG13 Total Harmonic ≤5% Battery capacity/Mah 160 Wave Distortion Operation ≤4mA Operation...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-168 BTE Balanced Armature Loudspeaker Ear Hook Hearing Aid Hearing Amplifier - Material ABS Color Beige Max Sound Output 131±3dB Sound Gain ≥40dB Frequency Range 300-5000Hz Input Noise ≤30dB Battery AG5/LR754 Hearing loss Slight, Moderate Type...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-125 Analog BTE RIC Hearing Aid Hearing Amplifier - Max Sound Output 124 ± 5dB Voltage 1.5V Sound Gain ≥40dB/51 Battery size LR754 Total Harmonic ≤5% Battery capacity/Mah 68 Wave Distortion Operation Current ≤4mA Operation current/mA 4.5 Frequency...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-351R BTE RIC FM Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 125±3dB Noise EIN ≤20dB Sound Gain 40±5dB Battery size 3.7V 30mAh Built-in lithium batter Total Harmonic Wave Distortion 500Hz <= 3.1%</td> Working current ≤2...

Mercredi 22 août 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 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...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

A traditional simply makes the sound wave larger to amplify sounds. The conventional analog hearing aids are designed with a specific frequency response based on the listener's audiogram. In turn, the audiologist directs the manufacturer about the settings to install. Although some...

Samedi 18 août 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...

Samedi 18 août 2018

What are the most common problems with automatic coil winding machine and what are the using techniques? There are four common problems with the coil winding machine: flatness -- winding number -- polarity ---- wounding coil - 1. The factors affecting the flatness: - 1). Equipment problems: A...

Samedi 18 août 2018

Features of Scrap Copper Wire Stripper Machine BJ-940: - This model wire stripping machine is both manually and electrically operated machine. Under manual mode, you just need rotate the handle by hand, no need electric or any battery. Under electric mode, you just need feed wire...

Samedi 18 août 2018

Scrap cable wire stripping machine made in China - Features of Scrap Cable Wire Stripping Machine BJ-930 - - This model wire stripping machine is both manually and electrically operated machine. Under manual mode, you just need rotate the handle by hand, no need electric or any battery...