SENA Premium HD Speaker Upgrade Kit Type A (20S, 20S EVO, 30K, 50S) Take your sound to a higher level with Sena HD Speakers. Developed for the 50S, these premium speakers are now also compatible with Sena 30K, 20S EVO and 20S models. These plug directly into your Sena speaker connection and with a firmware update, you can take advantage of crisper sound with a new audio profile from the Sena app. Features: - Driver: 40mm x 7.2mm - Boosted bass - Enhanced clarity Compatibility: - Sena 50S (as replacement speakers) - Sena 30K - Sena 20S EVO - Sena 20S Note: Sena 30K, 20S and 20S EVO requires a firmware update, use the Sena Utility App to download the latest version. What's Included: - HD Speakers pair - Hook and Loop Fasteners for the Speakers *Currently compatible with SENA branded products only |