H I F I S P O T
Features


General Specifications
Name/ModelRR11Hardware solutionSoC: MS430, FM radio: SI4831, analog sound effect and amp: FIIO DDB AS100 custom chip
ColorTitanium gold/Black/Red/SilverDimensionsAbout 83.2x39.4x13mm
Frequency Modulation (FM)FM1: 87~108MHzWeightAbout 46g
FM2: 76~90MHzVolume controlVolume knob
FM3: 64~87MHzAdaptive impedance8~100Ω
Status indicatorStereo indicator, frequency pointer, radio indicator, battery level indicatorAntennaEarphones JF1 work as an antenna
Buttons and Ports
Slide switchFM slide switch*1, Mode slide switch*1, Sound effect slide switch*1USB portType-C USB (charging port, analog input)
Headphone outputStandard 3.5mm portKnobPower on/off/Volume knob, FM knob
Power Supply Parameters
Power supplyDC 5V/≥1ACharging timeAbout 2h
Battery Life and Test Conditions
FM mode 3.5mm headphone out: ≥8.5h
Audio inputFMLoad32Ω
Volume level40mV outPlay track and formatMP3 44.1kHz/16bit
AMP mode 3.5mmheadphone out: ≥17.5h
Audio inputAMPLoad32Ω
Volume level40mV outPlay track and formatMP3 44.1kHz/16bit
Basic Parameters
Performance and parameters of FM mode
Output amplitudeL+R≥4mV+4mVTHD+N＜0.3%
Noise-limited sensitivity≤15dBuV (S/N=30dB )SNR≥45dB (A-weighted)
Performance and parameters of AMP mode (3.5mm out)
Output powerL+R≥30mW+30mW (16Ω, THD+N＜1%)Output impedance＜1Ω
L+R≥40mW+40mW (32Ω, THD+N＜1%)Crosstalk≥65dB
L+R≥5mW +5mW (300Ω, THD+N＜1%)Output amplitude1.1Vrms
THD+N＜0.04% (1kHz/-24dB@32Ω)SNR≥100dB (A-weighted)
Frequency response20Hz~95kHz: attenuation＜3dBNoise floor＜10uV (A-weighted)
20Hz~20kHz: attenuation＜0.1dBPeak output voltage3Vpp
Input sensitivity0.9V　　


 
Warm note

Please kindly keep in mind that we are a seller in China, and you are doing international business, so the delivery may take a bit longer time than your deals in domestic..
  Please kindly leave  5 ★ DSR (detailed seller rating) and POSITIVE feed back to us if you are happy with the transaction, both of them are ultimatly important to us. if you are not happy, please DO communicate with us and let's have the opportunity to make you satisfied before you leave any non-five stars DSR, poor feedback and open any dispute/case.
   

You will be welcomed to communicate with us by eBay message system.  

Best regards.
Shipment
     
  •       Items will be shipped within 1 business day on payment received.
           
    •      
  •       Items are shipped from Hong Kong using Airmail, reach most of the                                                      countries within 10 to 20 business days.
           
    •      
  •       Delivery time depends on destination and other factors, it may takes up                                                 to 20 business days.                                                                                                                                                                 
Country

Delivery Time

Working Days (not                                                           including holiday)
5-7
8-11
12-14
15-19
20-22
>29
Working Days + Saturday                                                           + Sunday
5-9
10-15
16-20
21-25
26-30
>38
United States
Rate (item arrived)
5 .1%
50.1%
29.6%
10.5%
4.7%
Refund
United Kingdom
Rate (item arrived)
9.9%
63.2%
19.1%
3.4%
4.4%
Refund
Australia
Rate (item arrived)
21.4%
50.0%
14.3%
7.2%
7.1%
Refund
France
Rate (item arrived)
10.5%
28.6%
43.8%
10.1%
7.0%
Refund
Germany
Rate (item arrived)
11.1%
22.2%
30.3%
20.9%
15.5%
Refund
Canada Rate (item arrived) 0.0% 47.1% 31.4% 17.6% 3.9%

Refund

Spain
Rate (item arrived)
3.5%
25.0%
47.9%
12.9%
10.7%
Refund
   

International Buyers – Please Note:
      Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer’s responsibility.   

Please check with your country's customs office to determine what these additional costs will be prior to bidding/buying.   

We ship to PayPal registered address only. Please provide your correct detailed address and full name in PayPal. A phone number is recommended for more accurate delivery.   

We will put legal effort to minimize any GST or V.A.T. or other Import Taxes. If applicable,however,any tax/duty would be excluded from the price.

Most items are shipped from China via Hong Kong by air mail (without tracking number) or registered post with tracking number, Shipment takes 6-45business days to arrive, tt ultimately depends on the courier service company.

we don't ship to Italy by economy shipping.if you want the item need choose express shipping(contact us to send additional shipping invoice).

We promise each item would be shipped, but sometimes less than 0.5% packages might be lost on the way, you could choose to let us resend a same item or ask for refund.   

 
Payment
  • We accept payment by Paypal Only.

DataCaciques