Specifications:<br />This high end multi interphone system allows upto 6 riders to connect to each other at a time (of course you will have to buy more systems to get to 6). <br />Long range-1200 meters intercom, Bluetooth interphone kits for helmet <br />Audio interface, you can connect any audio source<br />It can automatically answer the call<br />Configuring A2DP and EDR Bluetooth file<br />It supports stereo music / audio function<br />communication system 6 Riders<br />motorcycle, Snowmobile, ski, ATV etc<br />Wind noise DSP cancellation <br />Full weather protected <br />It can pair "rider to rider" or "rider to pillion". Can pair 6 interphones at a time, and easily switch to any 2 of them. <br />Works with any Bluetooth equipped <br />mobile phone,GPS or MP3 Stereo music <br />With 3.5mm audio input, can work <br /><br />Features：<br />Bluetooth Version: 3.0<br />Chip: CSR BC5<br />Charge and discharge times: 500<br />Speaker power: 0.25W<br />Working speed up to 120KM / h<br />Eliminate noise function<br />Farthest distance: 1200 meters<br />Support for Bluetooth file: A2DP & EDR<br />Material: Plastic + Rubber button, more stable structure, better waterproof<br />Battery capacity: 3.7V 550mah polymer lithium battery, talk time of 8 hours and standby time of 150 hours, charging time 2.5 hours<br />Operating temperature range: -10 ℃ to + 45 ℃<br />Charger Specifications: DC 5V 500mA<br />Operating voltage: 3.3V-4.2V<br />1000m maximum intercom range <br />Auto-receiving mobile call <br />Mobile/mp3/stereo music <br />Audio navigation from GPS <br />Line-in audio interface <br /><br />Packing list :<br />2 * Stereo Headset<br />2 * Clip Gasket<br />2 * Clip<br />2 * Power adapter<br />2 * 1200M Bluetooth receiver<br />2 * USB cable<br />4 * screw<br />1 * Screwdriver<br />1 * Manual<br /><img src="//agdetail.image-gmkt.com/m430/701/552/607552701/img/agdetail.image-gmkt.com/701/552/607552701/img/img6.eachbuyer.com/x9/p100/eb8244_1.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/701/552/607552701/img/agdetail.image-gmkt.com/701/552/607552701/img/img6.eachbuyer.com/x9/p100/eb8244_2.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/701/552/607552701/img/agdetail.image-gmkt.com/701/552/607552701/img/img6.eachbuyer.com/x9/p100/eb8244_3.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/701/552/607552701/img/agdetail.image-gmkt.com/701/552/607552701/img/img6.eachbuyer.com/x9/p100/eb8244_4.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/701/552/607552701/img/agdetail.image-gmkt.com/701/552/607552701/img/img6.eachbuyer.com/x9/p100/eb8244_5.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/701/552/607552701/img/agdetail.image-gmkt.com/701/552/607552701/img/img6.eachbuyer.com/x9/p100/eb8244_6.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/701/552/607552701/img/agdetail.image-gmkt.com/701/552/607552701/img/img6.eachbuyer.com/x9/p100/eb8244_9.jpg" />