KING JIM Digital Ear Muffs MM3000, earplugs. These earplugs offer noise cancellation in noisy environments. ● Condition ・I bought these new for my child, but they were hardly used. There are some minor scratches on the case, but the condition is good. ・Operation has been confirmed. Cleaned. Ready to use immediately. ・The ear tips in the bag are unused. ● Included Items ・MM3000 main unit ・Ear tips (XS, S, M, L) ・Charging cable ・Instruction manual The following is quoted: Specifications Model Number: MM3000 Body Color: Black Retail Price: ¥13,000 + (Consumption Tax) Noise Cancellation Level: Up to -20dB (Based on our own measurement method) External Dimensions: Charging case approx. 79 (W) x 48 (D) x 34 (H) mm Weight: Earphones approx. 15g (total for both earphones), Charging case approx. 45g Power Supply: Lithium-ion polymer battery Continuous Use Time: Earphones approx. 12 hours / Up to 40 hours with charging case* Charging Time: Earphones approx. 1.5 hours / Charging case (with earphones) 1.5 hours* *Varies depending on usage conditions Set Contents: MM3000 (earphones / charging case), ear tips (XS, S, M, L), charging cable (USB Type-A/Type-C), instruction manual (with warranty) ● Not all noise is eliminated. (Sudden sounds, high-pitched sounds, etc.) ● You cannot listen to music with this product. ● This product is not waterproof or dustproof. ● This product contains a built-in lithium-ion battery. ● This is a precision instrument, so please handle it with care. ● Specifications are subject to change for improvement. Please understand. ● Product images are for illustrative purposes. ● King Jim, KING JIM, and Digital Ear Muffs are trademarks or registered trademarks of King Jim Co., Ltd.