TCOM-OS Motorcycle Helmet Wireless Bluetooth Intercom Headphone resolve your communication problem when riding a motorcycle. It's convenient for communication between the riders or between the rider and the pillion. With DSP echo cancellation and noise suppression technology, crystal clear voice quality gives you clear communication. It's perfectly suitable for motorcycle, skiing, snowmobile, etc.<br><br><strong>COLO-RC Features:</strong><br><strong>[Intercom Function &amp; Remote Controller]</strong><br>With motorcycle handle remote control, it fulfills Direct full-duplex intercom between rider &amp; passenger or two riders up to 1000 meters. It supports three riders connected, two people intercom. <br><strong>[Perfect Sound Quality &amp; Strong Compatibility]</strong><br>With DSP echo cancellation and noise suppression technology, crystal clear voice quality gives you clear communication. Compatible with almost all Bluetooth-enabled mobile devices such as, for iPhone6 6Plus SE, for Samsung Galaxy S5 S4 S3 / Note 4 3 2, for HTC One, Tablet PC, Laptop, etc.<br><strong>[Endurance Time]</strong><br>With built-in 320mAh Polymer Battery, it offers BT Receiver up to 6 hours of talking time for intercom, up to 9 hours for phone. Standby time is about 260 hours.<br><strong>[Switch between Music and Call]</strong><br>Automatic switching among mobile calls, intercom and stereo music: mobile call first, automatically switch to the previous status after hanging up. Enjoy the music through Bluetooth enable phone / MP3 / GPS. The music can be controlled via AV0RCP, such as play, pause, previous song, next song, etc.<br><strong>[Simple Operation &amp; Waterproof, Sun-proof Design &amp; FM]</strong><br>Control calls on their mobile phones, such as, answer call automatically, call out, answer, reject, hang up, last number redial and voice dialing. Button panel is waterproof and sun-proof, while the design is durable. it also supports FM radio.<br><br><strong>COLO-RC Specification:</strong><br>Brand: Freedconn<br>Model Number: COLO-RC<br>Bluetooth Version: 2.1 +EDR<br>Bluetooth Profile: HSP, HFP, A2DP, ICP and AVRCP    <br>Operating Range: Up to 10m for cell phones / up to 1000m for intercom function <br>Mic Sensitivity: 36db<br>Impedance: 32 ohm<br>Type Of Built-In Battery: Rechargeable polymer Lithium battery<br>Battery Capacity: 320mAh for BT Receiver, 55mAh for remote control <br>Charging Time: about 4 hours for BT Receiver about 2.5 hours for remote control<br>Talking Time: Phone: up to 10 hours / Intercom: up to 7 hours<br>Standby Time: about 260 hours for BT Receive, about 6 months for remote control<br>Output: DC 5V 0.5A<br>Built-in Codec: Advanced Noise Control / Wind Noise Reduction / Wide Volume Control<br>Bluetooth Receiver Size：8.7 * 2.8 * 1.3cm / 3.43 * 1.10 * 0.51in<br>Bluetooth Receiver Weight: 32g / 1.13oz<br>Package Size: 18 * 12.8 * 5cm / 7.09 * 5.04 * 1.97in<br>Package Weight: 424g / 14.96oz<br><br><strong>COLO-RC Package list:</strong><br>1 * Bluetooth Receiver<br>2 * USB Cable<br>1 * Screw Driver<br>1 * Power Adaptor<br>4 * Felted Adhesive Earphone Pads<br>1 * Ear Speaker &amp; Microphone Headset<br>2 * Headset Clip<br>1 * User Manual <br>1 * Changeable caps ( Red or Silver) &amp; Fastening Screws