Sena 20S Bluetooth review

The Sena SMH10 was my favourite Bluetooth communication system … until now. The Sena 20S is simply streets ahead! READ MY SMH10 REVIEW The Sena 20S costs $345 for a single and $629 for the dual unit which is a lot more than the SMH10 at $210/$379, but even if you buy the 20S for the …

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