請問一下 這喇叭直多少錢?

這喇叭的規格

Features: 2.1 sound delivers a full range of sound for your PC music, games and movies
Max-X high-excursion subwoofer delivers bigger bass Stylish flat panel speakers save space Control Pod for convenient access to power and volume control Wood subwoofer for solid audio performance Technical Specifications: Total RMS power: 10 watts RMS (2W x 2 + 6W) Total Peak power: 20 watts Frequency response: 55 Hz — 20 kHz Drivers: Satellites: 2.75-inch high excursion driver Subwoofer: 4-inch Max-X ported band pass driver Speaker dimensions: (H x W x D) Satellites: 7" x 4” x 2.25" Subwoofer: 7.5" x 10.5” x 6" Signal to noise ratio: >72db Cables: 3.5mm jack for audio source AC power plug這是一個很普通很普通的桌面電腦喇叭仔吧，單看它的功率就知道價錢很平宜，新品大概是台幣 400-元吧。