AMPLIFIERS - 943 ads

Monday, June 24, 2019

Dual Relay, Output Signal NONC；Set Alarm Point In Whole Measurement Range Dual relay, output signal NONC; Set Alarm Point in whole measurement range Typical Feature - Dual relay, Output signal NONC - 4-Digits LED Display. - Power supply 24VDC; Optional 220VAC - Accuracy level: 0...

Monday, June 03, 2019

Features of JH-351R BTE RIC FM Rechargeable Hearing Aid Hearing Amplifier 1. 2 hours continuous use with a full charge 2. Super mini in the ear, invisible in the ear. 3. Wide frequency range, high quality sound. 4. Open fit hearing aid, no blockage effect, improving wear comfort...

Monday, June 03, 2019

Features of JH-908 ITE Mini Digital Hearing Aid Hearing Amplifier 1. Hot-selling worldwide for this item and well known; 2. Merely the smallest CIC model in this price level, comfortable in the ear; 3. Suitable for patients of all ages 4. Good and steady sound performance, balanced...

Monday, June 03, 2019

The feature of JH-D10 Digital Trimmer 3 Modes Ear Hook BTE Hearing Aid Hearing Amplifier 1. Digital trimmer hearing aids, 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...

Monday, June 03, 2019

The feature of JH-D19 Digital IP65 Waterproof BTE Open Fit Hearing Aid Hearing Amplifier 1. 4 Channel digital waterproof hearing aids for swimming , 4 modes for the different environment (Normal, Noise Reduction, Indoor, Outdoor); 2. Rocker Switch, it is convenient to control the volume; 3...

Monday, June 03, 2019

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...

Wednesday, May 01, 2019

Ac servo driver amplifier includes DA98A-10 DA98A-12 DA98A-13 DA98A-15 DA98A-20 DA98A-23 DA98A-25 DA98A-30 DA98A-30* DA98A-50 DA98B-10 DA98B-12 DA98B-13 DA98B-15 DA98B-20 DA98B-23 DA98B-25 DA98B-30 DA98B-30* DA98B-50 DA98D-10 DA98D-12 DA98D-13 DA98D-15 DA98D-20 DA98D-23 DA98D-25 DA98D-30...

Sunday, April 28, 2019

Amplifier Music Player Features: ● 5.0” TFT touch screen; ● Bluetooth, MP3, SD card and AUX input, network audio source; ● Support App, Airplay and DLNA; ● Timer function for music playing and turn on/off; ● Built-in 2x20W power amplifier, built-in DSP effect; ● Built-in Hi-Fi digital amplifier...

Sunday, January 20, 2019

Veterina ry Infrared Thermometer The infrared thermometer is used for measuring the temperature of the object's surface, which is applicable for various hot, hazardous or hard-toreach objects without contact safely and quickly. This unit consist of Optics, Temperature Sensor Signal amplifier...

Friday, September 14, 2018

Quantity : 100 AT LEA - Price : 55USD~20USD

FEATURES: Complete new design outdoor battery speaker, 100% waterproof, meets IPX4 international standards, easy and fast connection to your iPhone/iPad/Phones/Tablet anywhere, makes your music life more exciting in the party. Description Battery,USB,SD,Bluetooth,FM Radio Size 8"...

Friday, September 14, 2018

Quantity : 100 - Price : 66USD~44USD

Type PC2000 PM3000 PM4000 PC5000 Power 64W(stereo 8 ohms) 98W(stereo 8 ohms) 145W(stereo 8 ohms) 180W(stereo 8 ohms) 100W(stereo 4 ohms)156W(stereo 4 ohms) 225W(stereo 4 ohms) 256W(stereo 4 ohms) 169W(bridge 8 ohms) 264W(bridge 8 ohms) 450W(bridge 8 ohms) 508W(bridge 8 ohms) Input...

Friday, September 14, 2018

Quantity : 100 - Price : 45USD

Model name KH108B KH110B KH112B KH115B Woofer 8'' 11oz 4ohms 10'' 15oz 4ohms 12'' 20oz 4ohms 15'' 30oz 4ohms Driver Piezo Driver Piezo Driver Piezo Driver Piezo Driver Power 50 Watt Class-D AMP 50 Watt Class-D AMP 80 Watt Class-D AMP 80 Watt Class-D AMP Input 6...

Friday, September 14, 2018

Quantity : 100 - Price : 38USD

15 inch 2 way Active speaker with Class D amplifier with MP3 player /USB/Micro SD /FM/BT/5 Band EQ/Remote Control JACK for Microphone / Guitar input RCA input,AUX output 15" woofer : 1 X 30OZ 1.2"VC 4OHM with LED light Driver : Piezo tweeter Frequency response : 50Hz-18KHz Sensitity ...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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...

Wednesday, August 22, 2018

- Specification of JH-158 BTE Style Ear Amplifier Cheap Hearing Aids - 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...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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)...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 3-50USD

- Specification of JH-238 Pocket Body Worn Hearing Aid Hearing Amplifier - Product name Rechargeable ITE hearing aids sound amplifier Title of commodity/item number Rechargeable hearing aid/JH335 Color Beige/optional colors Frequency range 200Hz-7000Hz Total harmonic wave...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 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%...