2pcs aluminum knob encoder sound card potentiometer inner hole 6mm knob precision turning high quality volume amplifier adjustme
2PCS Aluminum knob encoder sound card potentiometer inner hole 6mm knob precision turning high-quality volume amplifier adjustme
164 Руб.
10PCS 15x16.5MM 23x17aluminum knob encoder sound card potentiometer red blue white fine hole 6mm volume amplifier metal cap
720 Руб.
10PCS aluminum knob encoder sound card potentiometer knob fine inside hole 6mm volume power amplifier adjustment metal cap
542 Руб.
10PCS 24*15MM aluminum knob encoder sound card potentiometer red blue white fine inside hole 6mm volume amplifier metal cap
667 Руб.
10PCS 10*12MM aluminum knob encoder sound card potentiometer red blue white fine inside hole 6mm volume amplifier metal cap
603 Руб.
10PCS 12*16MM aluminum knob encoder sound card potentiometer red blue white fine inside hole 6mm volume amplifier metal cap
603 Руб.
10PCS 14*17MM aluminum knob encoder sound card potentiometer red blue white fine inside hole 6mm volume amplifier metal cap
667 Руб.
AN127 Invisible In-Ear Hearing Aid Sound Amplifier For The Elderly And Hearing Impaired(Red Right Ear)
18 Руб.
SPE High quality professional digital audio mixer with amplifier USB function 16 channel built in sound card
94704 Руб.
2pcs Original SUNON power amplifier/chassis power supply/mute/inverter/high speed and large air volume cooling fan free shipping
1853 Руб.
2PCS 4 Ohm 10W Arcade Speaker 4 Inch High Quality Sound Support Coin Operated Game Machine Fighting Machine
294 Руб.
3 pieces RK11K1130A0M ALPS Power amplifier sound speaker volume adjustment potentiometer B10K B100K A500K
446 Руб.
10 pieces RK09K1130A6S Japan ALPS sound speaker power amplifier volume potentiometer single B10K axis length 8mm
675 Руб.
Описание:
1. This hearing aid is specially designed for the elderly or people with hearing problems, suitable for those people or patients with hearing loss.2. Low power consumption, high fidelity, high-quality chips, and invisible flesh-colored surface will not appear incongruous in the crowd.3. With volume control function, the volume can be adjusted to meet your own needs and preferences.4. Built-in battery power supply, smaller, simpler, more convenient, more powerful and more stable.5. With digital circuit and automatic noise reduction technology, the sound is natural and brings you a comfortable experience.6. Ergonomic earplug design, even if you wear it for a long time, you will not feel pain. Specification:1. Material: plastic 2. Battery: 1 A10 battery, 1.4V, 1.2mA3. Maximum sound output: 122+/-3dB4. Sound gain: greater than or equal to 28dB+/-2dB5. Total harmonic distortion: less than or equal to 3%6. Frequency range: 300-4800MHz 7. Input noise: less than or equal to 26dBCaution: To avoid accidental swallowing by children, keep small parts out of reach of children