Specification Brand : Acouto BulletPoint1 : Compact Size- Our piezoelectric pickup discs come with a 27mm diameter and a slim 0.4mm thickness, ensu they easily fit into your musical instruments without adding necessary bulk. Designed for portability, they are lightweight yet le, making them for musicians on the go. BulletPoint2 : High Sensitivity- With a reson quency of 4.6±0.5KHz and a um reson impedance of 300Ω, these piezo discs are fted to ver al sound quality. Their low power umption ows for extended while maintaining high sensitivity, making them a choice for acoustic setups or electronic ers. BulletPoint3 : Versatile Application- Whether you’re enhancing the sound of cigar boxes, guitars, or other st instruments, these pre-wired piezo discs are for various applications. They te seamlessly into ped and percussion instruments, offe ibility to meet the ique dema of y musician. BulletPoint4 : B l- tructed om top-quality brass, our piezoelectric discs ensure nt stability and high-temperature ance. This robust l choice guarantees evity, owing these discs to withstand the rigors of performance and enhance your sound for years to come. BulletPoint5 : Multiple Uses- Each pack includes 2 piezo discs, making them ideal for beginners and profession ke. They are suitable for a wide of projects, such as s, electronic ers, buzzers, and phones. Expand your possibilities with this versatile toolkit! Color : Silver ExternallyAssignedProductIdentifier : 7695381285677 IncludedComponents : Buzzer ItemDisplayDimensions_Length : 2.64 inches ItemDisplayWeight : 1 pounds ItemName : 12PCS 27mm Piezo Discs with Wire - B Piezoelectric Pickups for Acoustic Instruments and Electronic S ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 17 centimeters ItemPackageDimensions_Width : 7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : piezo-transducers ItemVolume : 217.68 cubic_centimeters Manufacturer : Acouto Material : iron ModelName : Pickups & Pickup Covers ModelNumber : Acoutopmq86wd3ai NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : Acoutopmq86wd3ai ProductDescription : 1. DISC SPECIFICATION: The piezoelectric pickup disc has a diameter of 27mm and a thickness of 0.4mm, with about 48cm wire, which is lightweight, thin, and . 2. GOOD PERFORMANCE: The resonant frequency is 4.6±0.5KHz, the maximum resonant impedance is 300Ω, this piezo disk has low power consumption and high sensitivity. 3. APPLICABLE RANGE: These pre wired piezoelectric discs have compact size, suitable for cigar boxes, guitars, pedals, as well as various string and percussion instruments. 4. BRASS MATERIAL: These piezoelectric pickup discs are made of excellent brass material, with good stability, high temperature , and has a long service life. 5. MULTIPLE USAGES: Including 12 piezo discs, suitable for beginners to use in touch sensor, electronic drum trigger, buzzer, for making microphone, watch, electronic toy, etc.