FiiO RR13 Retro FM Radio
FiiO RR13 Retro FM Radio: Professional Si4831 FM chip, ultra-thin five-magnet stereo speaker with dual amps, swappable 450mAh battery, mechanical luminous tuning dial, and detachable telescopic antenna. Vintage design meets modern Hi-Fi.
Features:
Elegant Design:
Housed in a precision-machined aviation-grade aluminum body, the RR13 measures just 43.4 × 85.6 × 16.4mm and weighs a mere 76 grams, easy to take.
Si4831 FM Radio Chip:
The specialty Silicon Labs Si4831 FM radio chip allows forclearer and more stable reception, and also to receive awider range of stations. Whether it's the early morning newsbroadcast or the late night music program, the RR13 captures the pulse of the city's sounds.
Audio Performance:
Ultra-thin five-magnet stereo speaker with dual independent amplifiers, delivering full-bodied, crystal-clear sound from such a compact enclosure.
BASS+ low-end boost and 3D surround effect modes, recreating an immersive, room-filling listening experience.
Ultra-wide FM Band Coverage:
FM frequency coverage spans 87–108MHz (standard band) and 76–90MHz (Japan band). With a signal-to-noise ratio of ≥45dB (A-weighted) and noise-limited sensitivity of ≤15dBuV (S/N=30dB), the RR13 locks onto stations clearly and steadily even in challenging signal environments.
Two Output Modes:
- Speaker output – enjoy rich stereo sound anywhere, anytime.
- Headphone output (3.5mm jack) – plug in for private listening; the headphone cable also doubles as an additional antenna to further enhance reception.
Specification:
- Chipset: Silicon Labs Si4831 professional FM radio chip
- FM Frequency Bands: 87–108MHz (Standard) / 76–90MHz (Japan)
- Headphone Output Amplitude: L+R 390mVrms + 390mVrmsSpeaker Output Amplitude:L+R ≥760mW +760mW (8Q,2.45Vrms)
- THD+N:<0.25%
- Signal-to-Noise Ratio: 45dB (A-weighted)
- Noise-Limited Sensitivity:<15dBuV (S/N=30dB)
- Battery: 450mAh 10440Li-ion battery
- Battery Life: Headphone output >7 hours; Speaker output >4 hours.
Shipping Options
| Shipping Options | Cost | Shipping Time |
| Priority Air Mail | Budget shipping cost | 10 – 15 days |
| Express (DHL/UPS/FedEx) | Base on location | 5 - 10 days |
Please refer to shipping estimate when you confirm your order.
You may choose standard shipping or express shipping depending on the items in your order and your location. As your orders may be handed over to local carriers for the final leg of delivery, tracking may not be available every step of the way.
Shipping address
Please make sure that you have provided the correct and current address for shipping and delivery. You may use P.O. boxes as your shipping address. But certain items can only be delivered to physical addresses. Large products, valuables, perishables, products with age-based restrictions, or items shipped via private carriers may require a physical mailing address or signature confirmation to be successfully delivered. Items cannot be delivered to security-restricted areas such as military bases.
Shipping time and cost
1) After an order has been successfully paid and confirmed, you will see the estimated delivery time and cost for shipping on your order confirmation page. You will also receive an order confirmation message that will outline the estimated processing time for your order.
2) The warehouse may take 1-3 days to process your order. You will receive a message once your order has been shipped.
3) You'll receive a shipment notification message that will provide you with the estimated delivery time for each package once it is shipped. We will also provide you the tracking number when it is ready. You can view this estimated delivery time under each package in your order history at the same time.
4) In most cases, your order will be delivered within the estimated time of delivery. However, the actual delivery date may be affected by flight arrangements, weather conditions, and other external factors. Please refer to the tracking information for the most up to date delivery date.
Issues regarding delivery
If your package has not been delivered or your tracking information shows that your package has been delivered but you have not received it, please contact our customer service immediately and within 30 days of the order date.