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Fiio E3 Amplifiers of 2025
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FiiOFiiO K9Pro Amplifier Headphone Amps Bluetooth High Resolution Desktop Portable Support Lossless Sound 384kHz/DSD256/MQA/LDAC/AptX Adaptive/AptX HD for PC/Speaker/Home Aduio(K9Pro ESS)
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High-Performance Audio
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Versatile Connectivity
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FiiOFiiO BTR3K Receiver Amplifier Bluetooth Headphone Amp High Resolution Support aptX HD/aptX LL/LDAC for Car Audio/Home TV/Speaker/Smartphones/PC (3.5mm/2.5mm Output)
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FiiOFiiO K11 R2R DAC and Headphone Amplifier for Home Audio or PC, 6.35mm and Balanced 4.4mm, RCA, Coaxial, Optical, 1300mW, 384kHz/24Bit DSD256(Black)
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Affordable R2R DAC Experience
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Versatile Audio Connectivity
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Praised Sound Quality
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FiiOFiiO K5Pro ESS Amplifier Headphone Amps Stereo High Resolution Portable Desktop DAC 768K/32Bit and Native DSD512 for Home Audio/PC 6.35mm Headphone Out/RCA Line-Out/Coaxial/Optical Inputs (Black)
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FiiOFiiO K11 R2R DAC and Headphone Amplifier for Home Audio or PC, 6.35mm and Balanced 4.4mm, RCA, Coaxial, Optical, 1300mW, 384kHz/24Bit DSD256 (Silver)
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R2R DAC Architecture Benefits
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Customer Praise for Sound Quality
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FiiOFiiO K5 Pro Headphone Amps Portable Desktop DAC and Amplifier 768K/32Bit and Native DSD512 for Home/PC 6.35mm Headphone Out/RCA Line-Out/Coaxial/Optical Inputs
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High-Resolution Sound Quality
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Versatile Audio Connectivity
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Powerful Headphone Amplification
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FiiO Q3 Headphone Amps Amplifier Portable High Resolution DAC DSD512 for Smartphones/PC/Laptop/Home/Car Audio Compatible with iOS/Android 2.5/3.5/4.4mm Output (Q3-MQA)
[Fully supports MQA decoding]: The Q3 amplifier now fully supports decoding the MQA format, allowing you to unfold and render any MQA folder when using a player that supports MQA. Supporting up to PCM384k/DSD256/MQA.$73.99
FiiO NEWK3 Amplifier Headphone Amps Portable High Resolution 384kHz/32bit DSD256 USB Type-C Lossless for PC/Laptop/Smartphones/Speaker Home Audio(Titanium)
Connectivity technology : Wired$93.99
Synergy Digital Amplifier Battery, Compatible with Fiio E3 Amplifier, (Li-Pol, 3.7V, 190mAh) Ultra High Capacity, Replacement for Fiio PL402030 1S1P Battery
Rechargeable Battery Compatible with Fiio PL402030 1S1P$23.45
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FiiO BTR11 Bluetooth 5.3 Receiver LDAC 3.5mm Wireless Audio Headphone Amplifier Adapter (White)
BTR11 supports the LDAC Bluetooth audio format, providing HiFi-level wireless Bluetooth sound quality, and also supports Bluetooth 5.3!$21.99
FiiO JadeAudio KA3 Headphone Amps Tiny Amplifier USB DAC High Resolution Supports 32bit/768kHz and DSD512 Headphone Outputs 3.5mm/4.4mm for Smartphones/Laptop/PC/Players
[Get lossless sound]: KA3 headphone amps equipped with the powerful and proven ESS ES9038Q2M, supporting 32bit/768kHz and DSD512.$89.99
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FiiO BTR13 Bluetooth Headphone Amplifier with LDAC, aptX Adaptive, aptX HD, AAC (Dual CS43131 3.5mm Unbalanced & 4.4mm Balanced Output) (Black)
The BTR13 features a PC/BT/PHONE three-position switch, allowing you to quickly switch between computer sound card, Bluetooth decoding, and mobile phone modes. This not only eliminates the hassle of switching between different devices but also meets your multi-device, multi-scenario needs with just one unit.$76.99
FiiO JadeAudio Q11 DAC Headphone Amplifier DSD256 PCM 32bit/384bit for Smartphones/PC 3.5mm 4.4mm Outputs
[High performance CS43198 DAC, PCM 384kHz/32bit and DSD256] The high-performance CS43198 DAC, dual op-amps, high-precision crystals and low-noise power supply achieve for a powerful and precise sound, and a more immersive listening experience.$89.99
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FiiO K17 Desktop DAC&Headphone Amplifier AK4191+AK4499EX*2, 31-Band PEQ, MQA,Support DSD512 32Bit/768kHz with Remote Control (Black)
The FiiO K17 is the first to feature a discrete amplifier circuit, utilizing an OP + transistor current-driving headphone amplifier design. It is equipped with the On Semiconductor MJE243G/253G classic complementary pair, enabling high-current, low-impedance output. The balanced output power reaches up to 4000mW+4000mW, effortlessly driving both large headphones and in-ear monitors. The sound is smooth, natural, and melodious, delivering a pleasant listening experience.$989.99
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FiiO KA15 Portable DAC and Headphone Amplifier (Blue)
The new generation of FIIO’s 5-series audio dongles inspires endless fun with avant-garde innovation and appeals to quality enthusiasts with a practical design. It brings together great sound, ergonomics, fun, and aesthetics, all into a single tiny and convenient package. The KA15 has been completely revamped inside and out. It combines FIIO’s experienced audio know-how on the inside with elements of retro tape recorder looks on the outside.$99.99
$109.99 CS Cameron Sino 190mAh / 0.70Wh Li-Polymer Replacement Battery for Fiio E3, E5, E6, PL402030 1S1P
【BATTERY SPECIFICATIONS】Product Type:Li-Polymer Voltage:3.7V Capacity:190mAh / 0.70Wh Size:31.80 x 20.45 x 4.73mm Weight:3.0$12.58