The Dreamruns Helmet Speaker kit fits direct into any helmet with audio pockets (most helmets nowadays) and has a small microphone and button for phone calls. Save some money for "aprs ski" and get these helmet speakers at a great price. The 40mm speaker drivers provide loud full fidelity sound for music and crisp communication for calls. The 3.5mm plug will allow you to connect virtually any cell phone, mp3 player or cassette player (for your 80s mixtapes). The braided speaker cable provides outstanding durability. Speakers can be disconnected from cable if you only want to use one (for better hearing).

• Cable Length: Approximately 27.5 inches from phone connector to speaker split. Approximate 12" length from speaker split to speaker connection for each speaker.
• Speaker Case: Approximately 2.25" max diameter
• Speaker Thickness: Approximately 9/16" thick
• Warranty: 2 year product replacement warranty. Dreamruns/ Wireless Helmets is not responsible for any injury while using this product.