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The frequency of the radio is 64-108MHz and is highly susceptible to interference. When charging, the switching power adapter also operates near the FM freq...

The RR11 supports FM frequencies between 64-108MHz, allowing it to be capable of receiving FM signals broadcast anywhere in the world as well as FM broadcas...

A 300mAh lithium battery allows the RR11 to continuously run for over 8.5 hours. It can also be used while charging.  In AMP mode, the battery life runs fo...

RR11 uses a purely analog circuit. The analog circuit is characterized by a warmer sound, more durable. But due to the limitations of the potentiometer proc...

RR11 support 9V (including) and below charger. It not recommended to use 9V above fast charging adapter for charging. Long-term use of over 9V fast charging...

1.AM reception requires a built-in magnetic rod antenna, and the case needs to be plastic, so that the received signal of the magnetic rod antenna will not ...