This 17 or 21 key kalimba delivers clear, resonant tones and stable sustain, making it suitable for beginners and professional musicians alike. Its compact size, ergonomic design, and precise tuning features make it a reliable instrument for practice, performance, teaching, and travel. Key benefits Rich, crisp sound: Full veneer beech wood body combined with transparent resin produces bright, clear tones and steady resonance. Longer sustain and higher resonance frequency: U shaped bottom transforms sound through controlled refraction for improved projection and sustain. Comfortable, playable design: Upgraded circular arc body and sloping keys provide a natural feel and easy finger access. Ready to play and tune: Keys are engraved with note labels for quick learning, and a tuning hammer is included for adjustments. Portable and complete: Compact dimensions and a protective case make this kalimba easy to carry and store. Features and materials Construction: Full veneer solid beech wood matched with transparent resin using a resin dispensing process for stable tone and attractive wood and resin patterns. Soundboard design: U shaped contour in the bottom enhances resonance and sustain. Key design: Circular arc body with sloping keys for comfortable touch; each key is engraved with its note for intuitive playing. Tone character: Clean, bell like tones with a bright timbre similar to plucked string instruments. Sizes and dimensions 17 key model: height 17.8 cm, width 13.1 cm. 21 key model: height 18.0 cm, width 13.8 cm. What is included 1 kalimba case 1 tuning hammer 1 set of audio stickers for note reference 1 cleaning cloth 1 English music score manual Practical use scenarios Learning and practice: Engraved notes and included music manual make this instrument ideal for beginners learning melody and finger technique. Small performances and recording: Bright, clear tones and improved sustain support solo pieces, small venue performances, and home studio recordings. Travel and relaxation: Compact size and protective case make it easy to carry for travel, outdoor sessions, or casual playing at home. Additional notes Suitable for players at all skill levels. The instrument ships ready to play but can be fine tuned with the included tuning hammer. If you have any questions about the product or need assistance, please feel to contact the seller.