Specifications:
Brand: FiiO
Model: BTR15
bluetooth Version: 5.1
bluetooth Chip: QCC5125 (CPU+DSP dual-core architecture)
USB Chip: XMOS XU316
DAC: ES9219MQ*2
bluetooth Codecs: AAC/SBC/aptX/aptX LL/aptX Adaptive/aptX HD/LDAC
USB DAC: Asynchronous 384kHz-32bit, DSD256
USB DAC Driver-Free Mode: Supported
Display: 0.96-inch 96x96 resolution OLED
Headphone Outputs: Single-ended 3.5mm + Balanced 4.4mm
Dimensions: About 32.0mmx72.2mmx12.5mm
Weight: About 37.3g
Charging Time: <2 hours
Battery: 550mAh high-temperature resistant lithium-ion
Battery Life: About 8 hours
Output Power 1: L+R ≥ 125mW+125mW (32Ω single-ended/THD+N<1%)
Output Power 2: L+R ≥ 15mW+15mW (300Ω single-ended/THD+N<1%)
Output Power 3: L+R ≥ 340mW+340mW (32Ω balanced/THD+N<1%)
Output Power 4: L+R ≥ 50mW+50mW (300Ω balanced/THD+N<1%)
Frequency Response: 20Hz~50kHz (-0.8dB)
Signal-to-Noise Ratio: ≥ 122dB (A-weighted)
Noise Floor: PO < 2μV (A-weighted); BAL < 2.7μV (A-weighted)

Features:
1. QCC5125 + XU316 High-Performance Combo:
Combines advanced bluetooth connectivity and superior audio processing for exceptional performance.
2. 3.5mm + 4.4mm Dual Outputs:
Offers both single-ended and balanced headphone outputs for versatile audio setup.
3. 0.96-inch OLED Display:
Clear and intuitive interface for easy control and monitoring.
4. Dual DACs for Fully Balanced Comprehensive Battery Protection:
Ensures high-fidelity audio and stable operation with dedicated DACs and protective circuitry.
5 . Change Modes with Just One Button:
Effortlessly switch between different audio modes to suit your listening preferences.
6. Global Parametric EQ:
Customize your audio experience with adjustable equalization settings for precise sound tuning.
7. Independent Power Supply for AMP:
Optimized power management for the amplifier ensures efficient performance and quality audio output.


Package Include:
1x FiiO BTR15 Headphone Amplifier
1x Type-C to Type-C Data Cable
1x USB Adapter
1x Removable Back Clip
1x Quick Start Guide