The innovative Stereo F4 Interphone Motorcycle Kit is a fully fledged wireless entertainment and communication system for bikers on the go. Download the detailed brochure on the F4 Interphone Kit Talk wirelessly on your cell phone Talk to another Interphone user within 1640 feet, using the intercom feature Hear turn by turn GPS direction information from your Bluetooth-enabled GPS device (works with motorcycle-friendly GPS devices only) Listen to stereo music from any music player that supports the Bluetooth A2DP profile Wireless, water-resistant, windproof and world class, the removable and rechargeable BlueAnt Interphone F4 Stereo Motorcycle Kit can be used at up to 110 mph and is compatible with all Bluetooth mobile phones. Telephone Talk handsfree on your phone Use your voice to answer or reject calls Multipoint connect 2 phones at the same time and answer whichever one rings Intercom Talk to another Interphone user within 1640 feet Use as a bike to bike or pilot to passenger intercom Communicates with other F4 Interphones and the original Interphone Stereo Music Wireless stereo music streaming Supports any A2DP Bluetooth device Music stops and starts automatically when the phone rings General Specification Bluetooth v2.1 Up to 33 feet RF coverage (from the phone) Up to 1640 feet operating range for intercom communication between 2 Interphones CE, FCC, BQB, Ctick, RoHS/WEEE Compliant Headset profile, Handsfree profile, A2DP music streaming and AVRCP music control Frequency 2.4 GHz Audio 3GPP with DSP solution Battery Rechargeable Lithium Battery Up to 10 hrs talk time/active use (indicative, based on usage alternating the various functions) Up to 700 hrs standby time Weight 2.92 oz / 83 g (including ear phones and microphone) Dimensions 3.5 x 1.8 x 0.8 in / 90 x 46 x 20 mm Warranty Terms BlueAnt Wireless prides itself on maintaining a world class helpdesk and warranty return procedure. BlueAnt offers support on all their BlueAnt products with a 2 year hardware replacement warranty. They are committed to a 48 hour turn around time for product returns where possible.