{"product_id":"boquilla-trompa-jk-01em-exclusive","title":"JK 01EM Exclusive French Horn Mouthpiece","description":"Outer diameter: 26.50 mm.\u003cbr\u003e\u003cbr\u003eInner diameter: 18.50 mm.\u003cbr\u003e\u003cbr\u003eThroat: 4 mm.\u003cbr\u003e\u003cbr\u003eShallow cup.\u003cbr\u003e\u003cbr\u003eU-shaped cup.\u003cbr\u003e\u003cbr\u003eSilver-plated.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eJK French horn mouthpieces have a numbering system from 0 to 4. \u003cbr\u003e\u003cbr\u003eMouthpieces with the number 0 have a rim of 18.50 mm, and this diameter decreases by 0.50 with each number, so mouthpieces with number 4 have a diameter of 16.50 mm.\u003cbr\u003e\u003cbr\u003eThey then have a letter ranging from A to F. \u003cbr\u003e\u003cbr\u003eMouthpieces with the letter A have the deepest cup and largest throat, and the letter F has the shallowest cup and smallest throat. \u003cbr\u003e\u003cbr\u003eThen there are the letters M or K. \u003cbr\u003e\u003cbr\u003eM mouthpieces are a new version with a U-shaped cup, and K mouthpieces are the old ones with a V-shaped cup. \u003cbr\u003e\u003cbr\u003eThe M series is distinguished by a brilliant sound with a clear timbre. This is made possible by a rounder and flatter cup. \u003cbr\u003e\u003cbr\u003eIn contrast, the deeper cone-shaped cup of the K series maintains a classic dark timbre.\u003cbr\u003e\u003cbr\u003eAir flows more freely in K models, so if there is some air retention, it is advisable to play with K models.\u003cbr\u003e\u003cbr\u003eThe rim of the mouthpiece is flat in the center.\u003cbr\u003e\u003cbr\u003eThe most intermediate mouthpiece of all is the 2DM or 2DK; the rim is 17.50 mm, which makes it good for horn players with lips ranging from thin to slightly thick. \u003cbr\u003e\u003cbr\u003eThis mouthpiece offers a good compromise between high and low notes. \u003cbr\u003e\u003cbr\u003eIf more sound is needed in the mid-low register, letters A, B, or C are recommended. \u003cbr\u003e\u003cbr\u003eConversely, if good control of the high register is needed, models E and F are advised. \u003cbr\u003e\u003cbr\u003eFor horn players with thick lips, a good option is the 1FK or 1FM mouthpiece. \u003cbr\u003e\u003cbr\u003eThese mouthpieces have a generous rim and a high cup, which allows for maintaining the high register despite the large rim.\u003cbr\u003e\u003cbr\u003eFor horn players with thin lips, models 3 or 4 are advised. \u003cbr\u003e\u003cbr\u003eFor thick lips, model 0.","brand":"JK","offers":[{"title":"Default Title","offer_id":57670045663577,"sku":"44318335","price":71.74,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1016\/5423\/3433\/files\/44683.jpg?v=1774626904","url":"https:\/\/neomusica.es\/en\/products\/boquilla-trompa-jk-01em-exclusive","provider":"Neomusica","version":"1.0","type":"link"}