Welcome to Selly Studio's Motorcycle Helmet Headset Stereo Bluetooth Hands Free Call IPX7 Waterproof 2800mAh With Tri-Color Ambient Light Feature: 1. IPX7-level structure waterproof: high-standard IPX7-level structure waterproof, soaking in water will not affect normal use. 2. Built-in high-capacity battery, ultra-long standby time: 2800 mAh battery provides 170 hours of continuous playback time with intelligent power management system, and the low-power electronic devices greatly improve the use time, no more frequent charging troubles, 2 hours fast charging provides 1000 hours of battery life. 3. Ambient lights: Freely switch colors, four lighting modes. 4. Powerful 5.2 chip: Bluetooth 5.2 chip, stable performance and quality, low energy consumption, and long battery life. 5. The bio-diaphragm wakes up the surging sound: using the light-rebound graphene diaphragm unit, provides you with 3D stereo surround sound combined with professional-level acoustic optimization and adjustment, the bass is strong and powerful, and the mid and high frequencies are clear and beautiful. 6. Automatic answering calls, safer riding: automatic answering and manual answering calls are optional, you do not need to take out your mobile phone to answer the call. You can choose to automatically answer the call after caller ID voice prompt or just manually answer the call. Press and hold the phone function key for 3 seconds to reject the incoming call. 7. One-to-two intelligent connection: It can connect with two Bluetooth devices at the same time. For users who have more than one mobile phone, no more trouble of changing mobile phone connections. Specification: Bluetooth version: 5.2 Transmission distance: 10m Working hours: 170 hours Standby time: 1000 hours Rechargeable battery: 3.7V/2800mAh polymer battery Fast charging time: 1-2 hours Waterproof level: IPX7 Charging Port: USB Type-C Noise reduction capability: noise reduction at 60-120 km/h Charging voltage: USB 5V 1A-2A Voice control operation: double tap the volume down button Music EQ: Preset Microphone Type: Structure Waterproof Microphone Working temperature: -55+125 degrees Celsius Battery working time: about 70 hours of continuous playback (at maximum volume) Material: ABS Colour: Black Product size: 9cm*4.6cm*2.3cm/3.54*1.81*0.91" Packing size: 13cm*9.7cm*5.9cm/5.12*3.82*2.32" Product weight: 190g Packing weight: 60g Applicable scene: suitable for motorcycle helmet Note: There may be slight size deviations due to manual measurement, different measuring methods, and tools. The pictures may not reflect the actual color of the item because of different photographing lights, angles, and monitors. Packing list 1 X Bluetooth Unit 1 X Headset with Mic 1 X Mounting Accessories 1 X Manual Specifications Hign-concerned Chemical None Support intercom no Item Weight 0.2 External Testing Certification ce Model Name DK02 Power Supply Mode Built-in Battery Connection Mode bluetooth Maximum Number of Speakers 2 Maximum Intercom Distance 500m Certification CE Origin Mainland China Item Type Helmet Headset Our Policy 100% Genuine Product Guarantee Express Shipping Available · Usually We Ships within 24hours · 100% Original Products · Easy Return exchange available · Customer satisfaction is 100% with great communication with us. · Custom Charge is yours **We are not liable to pay any import duty or taxes, if the same charged by the customer?s country** Shipments We do ship the items worldwide and it will take 20-25 days to reach destination. For standard shipping we do use Aramex, Fed-Ex and DHL for quick movement of item. If the item does not arrive and destination within this period so, please contact us. Any item on customer?s specification, will take some extra time to customize the item as per customer requirement. Remote areas or places or cities take extra 3-5 days for shipment to be delivered. We are not liable to pay any import duty or taxes, if the same charged by the customer?s country. Payments We accepted the payment through PayPal Also because, it's easy way to online transaction. The item price and shipping cost is mentioned with each item and there is no any other hidden charge. About Warranty We provide 12-months free maintenance. The buyer should return the product in the original conditions to us and should bear the shipping costs for return. If any part is required to be replaced, the buyer should also pay for the costs of the parts to be replaced. Before returning the items, please confirm the return address and the logistics method with us. After you give the items to the logistic company, please send us the tracking number. As soon as we receive the items, we will repair or exchange them ASAP. About Returns We do our best to serve our customers the best that we can. We will refund you if you return the items within 15 days of your receipt of the items for any reason. However, the buyer should make sure that the items returned are in their original conditions. If the items are damaged or lost when they are returned, the buyer will be responsible for such damage or loss, and we will not give the buyer a full refund. The buyer should try to file a claim with the logistic company to recover the cost of damage or loss. ** The buyer will be responsible for the shipping fees to return the items. ** About Feedback Your satisfaction and positive feedback are very important to us. Please leave positive feedback and 5 stars if you are satisfied with our items and services.