FiiO RR11 Portable HiFi FM Stereo Radio Receiver with Analog PVR Tuning, BASS+3D Sound Effects, 64MHz-108MHz (Black, Hi-Res Audio Certified)

• With dimensions of just 83.2mm x 39.4mm x 13mm, the device is comparable in size to mainstream lighters. The body knob is crafted from aluminum alloy, featuring a meticulously designed wheel that simulates PVR tuning, seamlessly blending retro and modern aesthetics. This offers an immediate feedback experience that digital tuning devices simply cannot match.
• Equipped with the Silicon Labs professional FM radio chip Si4831, the device boasts enhanced radio station search capabilities, delivering clearer and more stable reception. It supports the 64-108MHz FM band, allowing you to tune into standard FM signals as well as campus FM broadcasts. Enjoy mainstream music stations, news programs, and unique campus radio content with ease.
• The RR11 not only supports using headphones as an antenna but also features a high-performance PCB signal gain antenna. This significantly enhances radio reception, ensuring you can effortlessly capture clear signals with a lightweight and portable design.
• The RR11 comes standard with custom retro-style earbuds and a digital-to-analog conversion cable. When paired with the conversion cable, the RR11 transforms into a compact headphone amplifier, boosting output power and utilizing the DDB analog sound effect chip to deliver unique audio enhancements. Whether you're listening to music or streaming online radio, the experience is enriched with distinctive charm.
• The RR11 is powered by a custom DDB analog sound effect and amplification chip, recreating classic audio effects and offering a 3D sound experience. This immerses you in a lifelike auditory environment, making every listening session truly captivating.

• Charge or Power Up — Connect the included USB cable to charge the internal battery, or insert compatible AA batteries. Ensure the device is powered on before proceeding.
• Tune FM Stations — Use the analog PVR tuning wheel to scan and select your desired FM stations within the 64-108MHz range. Extend the telescopic antenna for optimal signal reception.
• Use as Headphone Amplifier — Connect your headphones to the device and attach the included DAC conversion cable to your audio source. The RR11 will then amplify the audio signal, applying BASS+3D effects.

Typical situations where FiiO RR11 Portable HiFi FM Stereo Radio Receiver with Analog PVR Tuning helps — illustrative scenarios, not customer reviews.