Description ?Features newly developed ULTRA BUFFER ?Versatile design for any installation scenario ?High visibility with multi-color LED display ?Ultra-precise tuning accurate to 0.1 cents ?4 distinct meter display modes ?On-site cable checker functionality ?Tuning System: 12-Tone Equal Temperament (Chromatic) ?Measurement Range: E0 (20.60Hz) to C8 (4,186Hz) ?Reference Pitch Range: A4=436 to 445Hz (1Hz steps) ?Measurement Accuracy: 0.1 cents (Display Mode: Strobe) ?Input Impedance: 1M? ?Display Modes: Regular, Strobe, Half Strobe, Focus ?LED Color Patterns... Blue-Red Gradient, Green-Red Gradient, Cyan, Green, Blue ?Connectors... Front... INPUT 1 (?6.3mm mono standard jack), OUTPUT 1 (?6.3mm mono standard jack), CABLE CHECK (?6.3mm mono standard jack) ??Rear... INPUT 2 jack (6.3mm mono standard jack), OUTPUT 2 jack (6.3mm mono standard jack), DC 9V IN jack ?Power Supply... AC Adapter KA181 (9V, center negative) ?Current Consumption... Maximum 140mA ?Dimensions... Unit only... 430 (W) 50 (D) 44 (H) mm (including protrusions) When using rack mount adapter... 482 (W) 50 (D) 44 (H) mm (including protrusions) ?Weight... 379 g ?Accessories: Safety precautions for purchasers, AC adapter KA181 (9V), Screws 4, Washers 4, Rack mount adapters 2 Shipping Express shipping We can ship the item together. Please check the shop as there are various other products. go to our shop Most of the items will be delivered in 2-4 weeks after it shipped out. We will carefully deliver using the packing material. About Us -----Important----- Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer?s responsibility. Please check with your country?s customs office to determine what these additional costs will be prior to bidding or buying. Customs fees are normally charged by the shipping company or collected when you pick the item up.These fees are not additional shipping charges. We won't under-value merchandise or mark the item as a gift on customs forms.Doing that is against U.S.and international laws.