Professional Football Referee Intercom Motorcycle Motorbike - 2PCS

This product can support 2 referees full duplex talking at same time total can connect 6 referees. 1 host switching to other 5 up to 1200 meters communication distance. Two users full duplex talk the host intercom can pair with other 5 intercoms separately in 5 groups and switch among one of these 5 groups to communicate. Once pairing is successful the intercom will automatically enter the real-time communication when powered on.Features:Auto-receiving the cellphone call when you are in intercom channel.Can support 2 referees full duplex talking at same time total can connect 6 referees.1 host switching to other 5 up to 1200 meters communication distance.Referees can discuss the game with it or call hands-free on your bluetooth mobile phone listen to stereo music.Advanced DSP noise suppression technology.Water resistant IP65 full weather protection.Specifications:Item type: IntercomQuantity: 1PC 2PCS(optional)Bluetooth version: 3.0Working voltage: 3.3V-4.2VThe speaker power: 0.25WOperating temperature range: -10?~+45?Radio band: FM87.5~108MHzStand-by time: Approx. 120HCharging time: Approx. 2.5HPackage weight: 1PC: 187g / 6.59ounces 2PCS: 309g / 10.8ouncesPackage size: 1PC: 165 * 100 * 50mm / 6.49 * 3.93 * 1.96inches 2PCS: 225 * 100 * 50mm / 8.85 * 3.93 * 1.96inchesPackage list:2 * Intercom2 * Headphone2 * USB cable2 * Arm bag1 * User manual