headphone amplifier diy

• Shanhai WCF 6N11 6N6X2 Dale Resistance Headphone Amplifier DIY Kit

  

  Go to see$30.98

• 12AU7 Tube amp Group A tube preamp headphone amplifier to send power DIY fever amp

  

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• Lepai Sliver LP-2020A+ Lepai Tripath Class-T Hi-Fi Audio Mini Amplifier with Power Supply

  

  Go to see$36.95

• RAVPower Bolt 30W/6A 4-Port Rapid Charging Station / USB Travel Wall Charger / USB Desktop Charger, for iPhone 5s, 5c, 5, 4s, 4; iPad 5, Air, Mini; Samsung Galaxy S5, S4, S3, S2, Note 3, 2; Kindle Fire HD HDX; Google Nexus 4, 5, 7, 10; Motorola Droid Razr Maxx Moto X; HTC One X V S, LG G2; Nokia Lumia 920 1020 1520 2520; PS 4; Bluetooth Speakers & Headsets; External Battery Packs and More

  

  Go to see$19.99

• FIIO E12 DIY Headphone Amplifier [SILVER Limited Edition] w/ 7 High Fidelity, Ultra-low Distortion OP-Amps and Buffers

  

  Go to see$239.01

• [2-in-1] RAVPower® Duo 7800mAh Portable Charger / LED Camping Lantern, Perfect for Outdoor Activities and Charging Apple iPad Air, The New iPad , iPad Mini 2, Mini, iPhone 5S, 5C, 4S; Samsung Galaxy S4, S3, Note 3, Note 2; Google Nexus 4, 5, 7; HTC Sensation, One X V S, EVO 4G, 8X, Thunderbolt; Nokia Lumia 1020 920 900 N9; and Other Mobile Devices

  

  Go to see$29.99