【商品名】<br>Pyleパイルヘッドホンアンプ PHE7AB USB DAC<br><br>【カテゴリー】家電・カメラ:ヘッドホンアンプ<br><br>【商品説明】<br><br>USB audio decoding and output for PC, functioning as a high quality external USB soundcardTexas Instruments' PCM2706 serves as USB receiver. For better sound quality, a Wolfson WM8740 serves as digital-to-analog convertor (DAC), pairing with a high performance operational amplifier from ADI for the DAC circuitBuilt-in headphone amplifier utilizing AD8692 and Texas Instruments' TPA6130A as pre- and power-amp for high performance, good resolution, low distortion, and powerful outputStandard 3.5mm stereo line-in jack for portable amplification with conventional audio sourceDual 3.5mm headphone output jack. Convenient design makes it easy to share music between two listenersEasy to use digital volume control function with great precision and channel balanceBuilt-in EQ for 3 levels of Bass BoostBuilt-in rechargeable 1050 mAH Li-ion battery for 80 hours of continuous operationQuality anodized aluminum satin finish case design, small and compact, ideal to be wrapped together with digital audio playerUser selectable USB charging function to help prolong battery lifespan and lower distortion from power supply circuitUser definable startup volume memory and maximum volume limiter to protect user from hearing damage due to loud volumeAutomatic keylock featureUser definable sleep timer function and total runtime displayOutput Power: 150mW (16O)16mW (300O)Headphone Impedance Range:16 O ~ 300 OSNR: =95dB (A weight)on line-in, =100dB (A weight)on USB-inDistortion: 0.009%以上 (10mW)on line-in, 0.008%以上 (10mW) on USB-inFrequency Range: 10Hz ~ 1000KHzPower Supply: Rechargeable Li-ion batteryRecharging: USB 5V DC 400mASize: 96mmx55mmx15.5mmWeight: 100g<br><br><br>