Brand new and unused. Only 1 was taken out to check its condition and for pictures. No damage to it as shown in the pictures. The CA-2 delivers the high precision, sensitivity, and simple ease of use that you expect from KORG tuners, providing stable tuning functionality in any situation from personal practice to ensembles and concert practice. - A needle-style meter with large high-visibility note name and string name - A compact body that's slim and lightweight - Tuning function suitable for a variety of instruments - Approximately 200 hours of continuous use Scale - 12 note equal temperament Detection Range - A0 (27.50Hz) - C8 (4186.01Hz): Sine wave Reference Tone - C4 (261.63Hz) - C5 (523.25Hz): One octave Tuning Modes - Meter mode, Sound Out mode Calibration Range - A4 = 410Hz - 480Hz (1Hz steps) Detection Accuracy - +/- 1 cent Sound Accuracy - +/- 1.5 cent Connectors - INPUT jack (1/4? monaural phone jack Power Supply - Two AAA batteries (3V) Battery Life - Approximately 200 hours (alkaline batteries, Meter mode, A4 continuous input) Approximately 100 hours (zinc-carbon batteries, Meter mode, A4 continuous input) Dimensions (W x D x H) - 100 x 60 x 16 mm / 3.94? x 2.36? x 0.63? Weight - 67 g / 2.36 oz. (including batteries) Consider pictures as a part of the description and judge any and all cosmetic or other issues to your opinion before purchasing. PLEASE NOTE THE PICTURE IS THE ACTUAL ITEM AND/OR ACCESSORIES YOU WILL RECEIVE. IF IT IS NOT PICTURED, IT IS NOT INCLUDED. We do our best to accurately picture and describe each and every one of our listings. Inevitably, you may receive an item that does not meet your expectations. It is no way our intention to mislead or cheat any customer. If you have any issues with your purchase, please message us before filing a refund request. Please note that all refund requests will require the return of the item in the same condition as it was sent. Any damage or material change to the condition of the item may result in a reduced refund, up to 50% in accordance with policy. All refunds on returns will be processed minus the original shipping charges that were incurred to ship it to you. We package our items in the most cost/time-effective way to provide competitive pricing. Should you require special shipping considerations (e.g. packaging or shipping timelines), please message us PRIOR to purchasing so we can work towards an amicable solution. Certain requests may incur additional charges. Post-purchase shipping demands will not be honored. Delivery times provided are estimates. Actual delivery times may vary due to carrier-related delays. We ship items as quickly as possible, but in some circumstances, it can take up to three business days for an item to be shipped. Once an item leaves our hand, we have no control over when it gets delivered. We only ship to the confirmed shipping address provided to us at the time of purchase. We cannot change the delivery address after a purchase has been made, so please ensure that your shipping address is correct.