大教室(50人以上)
中教室(20-50人)
小教室(20人以下)
尺寸:160.5mm（長）×24mm（寬）×18mm（高）/ 49克(重)
記憶卡容量: 2GB
電池規格: 內建充電式鋰電池
檔案格式: MP3、BOK
音樂格式: 8Kbps ~ 320Kbps
耳機規格: 8.3mW, 32 max SNR:＞90dBM
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