FiiO Kunlun E18 Portable USB DAC/AMP

Portable DAC and Headphone Amplifier. Performs reference quality digital-to-analog audio conversion for music played via compatible Android smartphones. Compatible with Samsung Galaxy S3/S4/Note2, HTC One, and other Android devices with USB OTG and USB digital audio output capabilities. Also works with laptop and desktop computers at up to 24-Bit and 96kHz bitrate high definition audio. High-end op-amp audio output circuitry with ultra low distortion and noise. Large 3500mAh battery for up to 25 hours of use as an amp-only, or up to 12 hours as DAC+amp. Charges in 4 hours with optional 2A USB adapter. Color: Black. Supported modelsSAMSUNG Galaxy S4*, Galaxy S3, Note3, Note2, Galaxy note, Galaxy Note 8.0, Galaxy Tab 3 8.0 (T311)*, Galaxy S5*, Galaxy Note 4 (Lolipop)*. HTC HTC one, X HTC one, HTC one MAX, HTC Desire (4.3), HTC Desire 816 (4.4.2), HTC one M8 SONY L36h (Xperia Z), L39h (Xperia Z1), Z ULTRA* LT26ii (Xperia SL)*, L50 (Xperia Z2) (Kitkat 4.4.2), Xperia Z2 (Kitkat 4.4.2), Xperia Z3 (Kitkat 4.4), vivo, vivo Xplay, vivo Xshot (4.4.2) OPPO Find7 (4.3 color OS V1.2.0) LG G2, G3 (4.4.2), G4 (5.1) MEIZU MX3 (Flyme OS 3.8A), MX4Flyme OS 4.0.2C, ainol, novo7, fire pad* XiaoMi Mi 3 (4.4.2), Red Mi 1S (CDMA), Mi 4 (4.4.2), RedMi Note 2 (Android 5.0.2 LRX22G)ZTE nubia Z5 (4.2.2), Nubia Z5SMini (4.2.2), Nubia Z7 Max Google Nexus5 (CM11 4.4.2), Nexus 6p (Android 6.0.1) MOTO Moto X (Kit Kat 4.4.3) HUAWEI Mate7 ** Owing to differences in smartphone firmware, newer smartphones may require installation of 3rd party music players to work with the E18 as a DAC