The FiiO BTR3K Receiver Amplifier Bluetooth Headphone Amp High Resolution is a sleek and powerful audio device that includes a rechargeable battery for on-the-go use. It offers high-resolution audio output in stereo mode and has a stylish minimalist design. This amplifier also features a built-in microphone for added convenience. With wireless communication technology via Bluetooth and compatibility with iOS devices, the FiiO BTR3K is a versatile option for music lovers seeking a high-quality audio experience.
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