- Language learning and practice: convenient language learning function with a real digital repeat device that can repeat and follow along. seven tone equalizers for playback customization, including natural, rock, classical, soft, jazz, bass, and an additional mode. - USB 2.0 high speed: supports high speed data transmission up to 1000 KB per second. - Recording: built-in microphone for high-fidelity recording. - Memory and power features: shutdown memory function to retain settings after power down. - Resume capability: breakpoint resume function allows continuing from the last position. - PC compatibility and ease of use: compatible with Windows 98/ME/2000/XP; Windows 2000/XP do not require drivers (plug and play). - Battery and durability: built-in rechargeable lithium battery; no need to purchase batteries; rated for more than 1000 recharge cycles. - Use scenarios: - Language learners can listen, repeat, and follow along with adjustable tone profiles to suit different audio content and listening preferences. - Students or professionals can record meetings, lectures, or notes with the built-in microphone and later transfer or review recordings via USB 2.0. - Windows users on XP/2000 can plug and play without driver installation, making it a convenient portable voice recorder and language training device for on-the-go use.