Interphone - Tour Bluetooth Intercom Features: Black chrome titanium body Black chrome button trim Audio: Noise dependent volume control Dual Volume adjustment control for full face or modular helmets Input audio test checks device audio Built in FM Radio: 88.0 MHz - 108 MHz DSP (Digital Signal Processor) RDS Function adjusts to strongest frequency depending on signal 8 Station presets Auto mute for incoming calls Mobile Phone Functions: Smartphone app (release date scheduled late 2016) compatible with iOS and Android permits intercom configuration and control Bluetooth functionality Speed Dial with rapid redial voice command Voice command compatible Voice calls depending on phone capabilities Shared telephone conversation with passenger Auto redial Call reject Last number redial Wireless music play MP3: Wireless music using MP3 device or with Smartphone Song sharing between rider & passenger Intercom: Genius Pairing connects to other intercoms simply by turning the unit on Audio Mix allows you to listen to music in the background while using the intercom Up to almost a mile range in full duplex Voice Command ready, no buttons needed to give orders Auto reconnect allows quick re-connection once signal coverage is restored Directional Wind-Proof Microphone 4 Way conference mode between 4 bikes, or 2 bikes with rider & passenger 3 Way with 3 bikes or 3 people 2 Way bike to bike or rider to passenger GPS: Bluetooth compatible GPS Voice instruction Compatible with most major Smartphone navigation apps Compatibility: Fit's most popular helmets All Smartphones equipped with Bluetooth technology GPS navigation devices with Bluetooth and HFP profile Other branded intercom devices Earlier Interphone communicators Performance Specs: IP67 Waterproof Up to 15 hours of talk time 1000 hour standby time Electronic protection circuit optimizes charging Quick charge capable with 80% full battery within 1 hour 20 minutes of charging allows 6 hours of talk time Infinity battery with record autonomy Quick touch direct buttons Firmware update ready directly from PC High efficiency processor Bluetooth 4.1 What's in the box: Control unit Double installation bracket (clip & adhesive) High quality, low profile internal speakers Boom microphone & adhesive microphone Micro USB Charging / Data cable Double USB charger Connectors for mic and speaker (Mini USB) Dimensions: Weight: 55 grams Length: 86.9 mm Height: 50.4 mm Depth: 22 mm Please note: Wireless results may vary depending on environmental factors such as terrain and electromagnetic pollution.