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DigitalHeadphone AmplifiersDACsDiscontinued
Estimated price (community-sourced)
$50
Around — community and catalog average, updates slowly
About the BTR3
The FiiO BTR3 is a compact Bluetooth headphone amplifier and USB DAC with a 3.5 mm stereo headphone output. It uses a Qualcomm CSR8675 Bluetooth chip and an AK4376A DAC, supports Bluetooth 4.2 and codecs including SBC, AAC, aptX, aptX Low Latency, aptX HD, LDAC, and LHDC, and includes NFC pairing and a built-in microphone. Its USB-C port supports USB DAC operation; the aluminum-alloy body has a glass front and an RGB status indicator.
Specifications
Bluetooth: 4.2; Bluetooth chip: Qualcomm CSR8675; DAC: AK4376A; supported codecs: SBC, AAC, aptX, aptX Low Latency, aptX HD, LDAC, LHDC; outputs: 3.5 mm stereo headphone jack; USB: Type-C, USB DAC functionality; NFC: Yes; microphone: Yes; battery capacity: 300 mAh; battery life: approximately 11 hours; charging time: up to 1.5 hours; output power: approximately 25 mW at 32 Ω, 33 mW at 16 Ω; recommended headphone impedance: 16–100 Ω; frequency response: 20 Hz–20 kHz (aptX), 20 Hz–40 kHz (LDAC); SNR: 120 dB (A-weighted); output impedance: less than 0.3 Ω (32 Ω load); dimensions: approximately 58 × 25 × 10.4 mm; weight: approximately 26 g.