4 Riders 1000 Meters Intercom Headset With Audio Input For TTS With Bluetooth Function (Adaptor: US)

4 Riders 1000 Meters Intercom Headset With Audio Input For TTS With Bluetooth FunctionDescription:1.4-Way Bluetooth Intercom Conferencing,Support 4 users all same time full duplex talking2.MULTITASK----allows you to have an intercom conversation while simultaneously listening to music,GPS and talk via Walkie Talkie.3.1500M talking range in open terrain4.Music Sharing5.Support software upgrading6.AUX port,can connect with Walkie Talkie (connect cable optional)7.Charging port and Earphone separately,can use when charging8.Advanced Noise cancellation,Microphone will turn off when keep silent,and when speak will turn on microphone automatic9.Interchangeable hybrid and corded microphones10.Can be used with all EJEAS and non-EJEAS Bluetooth headsets on the market.11.HD-Speaker12.Quick pairing13.VOX---Make / Receive / Reject calls by voice command or at the push of a button14.Built-in FM Radio15.English status Voice Guide16.Waterproof & DustproofSpecification:Dual Mode:Bluetooth 4.1+Bluetooth 4.0Chipset: CSR BC8Bluetooth Profiles: HSP,HFP,A2DP,AGHSP,AVRCPWorking time: 12 HrsStandby time: 300 HrsCharging time: 3 HrsBattery: 800mA Lithium Polymer BatteryOperating temperature: -10°C ~ 55°C (14°F ~ 131°F)Intercom Size:83*42*19mmIntercom Weight: 85gCertificates: CE,ROHS,FCC,BQBPcakage Included:2 X Intercom Headsets