{"niche":"哪些 DJ 唱盘（转盘）具备内置功能，例如数字显示或 USB 连接？","description":"Which DJ turntables have built-in features like digital displays or USB connectivity?","products":[{"brand":"Audio-Technica","model":"AT-LP120XUSB","price_gbp":336.55,"origin_country":null,"specs":{"speed":"33-1/3 RPM, 45 RPM, 78 RPM","torque":">1.0 kgf.cm","audio_output":"switchable phono or line (RCA)","connectivity":"USB (A/D, D/A 16-bit/44.1 kHz or 48 kHz), detachable dual RCA","platter_size":"die-cast aluminum","pitch_control":"+/-8% or +/-16% slider with quartz speed lock","start_stop_switch":"start/stop button"},"confidence_score":null,"sources":[{"label":"Pitbull Audio","url":"https://www.pitbullaudio.com/audio-technica-at-lp120xusb-direct-drive-turntable-w-usb-output-black-at-lp120xusb-bk.html","currency":"USD","source_country":"US","price":449.0,"price_gbp":336.55,"scraped_at":"2026-06-10T20:34:41.010837"}],"summary":"The AT-LP120XUSB is a fully manual, direct-drive turntable with a DC servo motor, die-cast aluminum platter, selectable phono preamp, and USB output for vinyl-to-digital conversion. It includes an S-shaped tonearm, AT-VM95E cartridge, pitch slider with quartz lock, and a start/stop button, making it suitable for both hi-fi listening and home DJ-style use.","ideal_for":"适用：因为它具有内置 USB 连接以实现直接数字输出，并且提供可切换的 phono/line 输出，可用于灵活的 DJ 或录音设置。"}]}