Specifications Name Wireless Bluetooth SpeakerBluetooth Version V5 1Sound Quality HD VoiceBattery Capacity 1000mAhNoise Reduction Technology SupportedApplicable Models Sedan SUV Truck Van Minivan Pickup BusStandby Time Up to 1000 HoursTalk Time Up to 22 HoursCharging Time About 2 HoursConnection Range 33 Feet about 10 Meters Multi Device Support Up to two mobile phones can be connected at the same timeFeatures Hands free Calling This hands free car speaker is equipped with the latest Bluetooth V5 1 to ensure a stable connection It integrates HD Voice and noise reduction technology to provide clear calls and interference free music playback which is perfect for vehicles not equipped with hands free function Voice Command Integration Use Siri or Google Voice Assistant to make driving safer You can easily make calls send text messages or get driving directions through voice commands The improved big button design ensures that the speaker is easy to operate without distracting attention from the road Automatic Power Management When out of the Bluetooth range of 33 feet about 9 meters the hands free Bluetooth car kit will intelligently shut down and enter sleep mode When subjected to any vibration such as opening the car door it will automatically power on and reconnect This feature supports seamless connection and multi device connection up to two mobile phones can be connected at the same time Versatile This Bluetooth speaker is easy