Reviews Piezo Buzzer

VIFLY Finder V2 FPV Racing Drone Buzzer with Battery Lost Drone Alarm 110dB Tracker Working as Normal Buzzer or Standalone Beeper (1pc Pack)

With the built-in battery, it can work as a standard buzzer that controlled by transmitter or standalone buzzer that beeps loudly after the main battery has been ejected..
Super loudly that the volume can reach up to 110 dB..
The LED can flash automatically when the built-in light sensor detects the light darkness..
Two ways to disarm the buzzer, via the switcher on the buzzer or plug-in-out the quad battery..
Be compatible with both FPV quadcopter and RC Airplane..

Buzzer alarm button with light and sound tips. Increase the fun of the game, easy to use..
Actively encourage contestants to join in the competition with this buzzer. Response buzzers let competitors easily buzz when they have an answer..
Size: app.11x9.7x12.2 cm/4.33x3.82x4.8 in (L x W x H)..
Excellent for a funny prank, office desk gadget, gag gifts game buzzer, and can be Party Contest Prop Toy for Family, School, Friends Party..
Package includes: 4 x Game Answer Buzzer. Powered by 2 x AA batteries each (Not included)..

-iFlight fpv finder buzzer built in battery,it can automatically alarm, sound over 100db, which make it easy to find your drone..
-With dual LED, much brighter,easier to find your drone in the darkness..
-Mini upgrade version, lightweight and with smaller size of 18*17*15mm suit for 3-5inch fpv drone.
-The drone buzzer is compatible with traditional active buzzer, and all BF/CF flight controls.
-How to disarm the buzzer : disconnect main battery, hold disarm button on YR50B_S for 1-5 seconds then release..

【Professional Piezo Pickup】Professional piezo contact microphone pickup components can help you capture clear and accurate sound..
【Easy to Install】Standard 1/4-inch female jack with 10 inch cable for amplifiers, preamps or other recording equipment, including fixing clip, for....
【No Battery Driven】Piezo contact microphone transducer use high-quality piezoelectric elements as the main body, the pickup vibration signal is....
【Reduce Interference】Guitar microphone pickup works by directly contacting the sound source. So zither mic pickups can eliminate almost all....
【Multiple Usage】Self-adhesive instrument pickup fit for most box sound instrument, such as guitar, ukulele, erhu, zither, violin, mandolin, banjo,....

Quality Component: Professional design, designed with a compass for easier and quicker tuning. Powered by the receiver, nice tool for campers..
Easy To Use: With an electronic buzzer, easy operation, LCD with backlight to show the satellite signal..
Accurate Measurement: This professional digital satellite detector is much more accurate than any other measuring equipment of its kind..
Useful Tool: Connect your LNB and receiver to the satellite finder to track the clearest setting for the satellite you wish to tune to..
Signal Alarm Buzzer: Built in 0Hz, 22KHz, 13V, 18V signal alarm buzzer, buzzer and damping control..

Retekess T113 restaurant buzzer system used for remind customer to get their food and no longer to looking for customers.
Each restaurant buzzer has built-in rechargeable lithium battery and the restaurant waiting buzzers can work about 12 hours.
Working distance is about 500m or 1640ft at open area.
Each mode is accompanied by the LED flashing.
The restaurant pager system can call up to 98 restaurant buzzers.

Maple back (arched) & sides, Black Satin Finish.
Maple Neck, Black Satin Finish with Rosewood Fretboard & Bridge.
2-Way Truss Rod, 24 Frets, Built in Piezo Passive Pickup with Tone & Volume Controls.
Includes Free Deluxe gig bag & mandolin strap.