{"niche":"有哪些功能最丰富、适合现场演出的 MIDI 键盘控制器？","description":"What are the midi keyboard controllers with the most features for live performance?","products":[{"brand":"Arturia","model":"KeyStep mk2","price_gbp":87.09,"origin_country":null,"specs":{"usb_ports":"1","aftertouch":true,"number_of_keys":"32","modulation_wheel":"Touch strip","pitch_bend_wheel":"Touch strip","velocity_sensitivity":true},"confidence_score":null,"sources":[{"label":"Thomann","url":"https://www.thomann.de/gr/arturia_keystep_mk2.htm","currency":"USD","source_country":"US","price":118.0,"price_gbp":89.36,"scraped_at":"2026-06-28T01:22:43.823631"},{"label":"Thomann (Belgium)","url":"https://www.thomann.de/be/arturia_keystep_mk2.htm","currency":"USD","source_country":"US","price":115.0,"price_gbp":87.09,"scraped_at":"2026-06-28T01:22:43.823631"},{"label":"Guitar Center","url":"https://www.guitarcenter.com/Arturia/KeyStep-MK2-32-key-Controller-and-Sequencer-White-1500000469391.gc","currency":"USD","source_country":"US","price":139.0,"price_gbp":105.27,"scraped_at":"2026-06-28T01:22:43.823631"},{"label":"Thomann","url":"https://www.thomann.de/gr/arturia_keystep_mk2.htm","currency":"USD","source_country":"US","price":118.0,"price_gbp":89.36,"scraped_at":"2026-06-28T01:22:46.589755"},{"label":"Thomann (Belgium)","url":"https://www.thomann.de/be/arturia_keystep_mk2.htm","currency":"USD","source_country":"US","price":115.0,"price_gbp":87.09,"scraped_at":"2026-06-28T01:22:46.589755"},{"label":"Guitar Center","url":"https://www.guitarcenter.com/Arturia/KeyStep-MK2-32-key-Controller-and-Sequencer-White-1500000469391.gc","currency":"USD","source_country":"US","price":139.0,"price_gbp":105.27,"scraped_at":"2026-06-28T01:22:46.589755"}],"summary":"Arturia KeyStep mk2 is a compact 32-note velocity-sensitive MIDI/CV keyboard with aftertouch and built-in sequencing and arpeggiator tools. It provides hands-on control via an OLED display/encoder, capacitive pitch and modulation touch strips, and deep connectivity (USB-C, full-size MIDI DIN, and CV/Gate). It's well-suited to live performers and studio users who want to play and sequence hardware, modular systems, and DAW instruments from one small controller.","ideal_for":"For live performance, KeyStep mk2 combines a 32-key velocity and aftertouch keybed with pitch/mod touch strips plus USB-C and full-size MIDI DIN I/O and sequencer/arpeggiator tools, giving you more performance control and onboard pattern generation than many basic MIDI keyboards."},{"brand":"Arturia","model":"KeyLab Essential 88 Mk3","price_gbp":274.9,"origin_country":null,"specs":{"aftertouch":"No aftertouch","number_of_keys":"88","velocity_sensitivity":"Velocity-sensitive keys"},"confidence_score":null,"sources":[{"label":"Thomann","url":"https://www.thomann.de/be/arturia_keylab_essential_88_mk3_black.htm","currency":"USD","source_country":"US","price":363.0,"price_gbp":274.9,"scraped_at":"2026-06-28T01:20:28.136942"},{"label":"Musician's Friend","url":"https://www.musiciansfriend.com/keyboards-midi/arturia-keylab-essential-88-mk3/m10280000001000","currency":"USD","source_country":"US","price":399.0,"price_gbp":302.17,"scraped_at":"2026-06-28T01:20:28.136942"},{"label":"Ted Brown Music Company","url":"https://tedbrownmusic.com/arturia-keylab-essential-mk3-88-key-keyboard-midi-controller-black","currency":"USD","source_country":"US","price":399.0,"price_gbp":302.17,"scraped_at":"2026-06-28T01:20:28.136942"}],"summary":"KeyLab Essential 88 mk3 is a full-size USB MIDI keyboard controller built around 88 semi-weighted velocity-sensitive keys, plus performance pads and a large 2.5-inch LCD for fast parameter control. It includes pitch bend and modulation controls, along with DAW-style features like scale mode, chord mode, and an arpeggiator, making it geared toward hands-on music production and performance control over menus. It suits players who want an 88-note controller with practical live/DAW functionality but","ideal_for":"For live performance, it gives you 88-note coverage with velocity-sensitive keys plus immediate stage control via pitch bend and modulation wheels, an onboard LCD, and performance tools like scale/chord modes and an arpeggiator, while keeping the setup simple for USB MIDI workflows."}]}