Dc 5v-12v Micro Electret Mic Condenser, Mini Microphone Amplifier Board

FeaturesOperating voltage: 5V-12V (voltage below 5V sound will be significantly reduced, the limit voltage can not exceed 15V);Operating current: 1mA (static) ~ 150mA (max);Output speaker impedance: 4 ?-32 ?(impedance high-sound, high efficiency);Support the speaker power: 0.5W-25W (In fact, any power speaker can be used, the volume and the speaker power is not much relationship, as long as greater than the power amplifier output rating on the line);Output power: 750mW (max);Input support: electret, microphone, condenser microphone, moving coil microphone, audio signal. Volume: 22.7 (L) * 13.5 (W) * 7.4 (H) mm;Package Included:1x Board

WARRANTY

We'll refund your money if the item hasn't been delivered within 40 days after purchase. You have 2 weeks to request a refund — until day 60.
Product doesn't match the description? Contact us within 30 days after you receive it!
In case of cancellation, money will be refunded to your account within 3 days.