Wireless Type:bluetoothConnectors:NoneWaterproof:NoCommunication:WirelessSupport Memory Card:NoControl Button:NoIs wireless:YesSupport APP:YesLine Length:NoneWith Microphone:YesVolume Control:YesFeatures:1.Bluetooth 4.0 profiles hands free / headset.2.Clear Phone CallIntelligent noise reduction, refuse to change the voice, make the call more natural. 3.Multi-point connections can be connected to two one with two Bluetooth devices simultaneously.4.Large battery capacity5.Battery type 50mA rechargeable lithium battery. 4 hours talk time (music playback 3 hours, standby time 120 hours.6.Voice prompts，Intelligent voice prompts prompted the state of equipment / to cable.GeneralType:S530 Stealth HeadphonesMaterial:ABSQuantity:1pcsBluetooth Function:V4.0Profiles:A2DP, headset, hands freeBluetooth Working Range:up to 10mFrequency Range:2.4GHzFrequency Response:20Hz-20KHzCompatible with iPhone, Samsung, and other Android PhoneCharging Voltage DC:3.7VCharging Time:About 2 hrsTalk Time:Up to 4 hrsMusic Playing Time:Up to 3 hrsStandby Time:Up to 120 hrsItem Size:1.7x2.8x1.5cm Net Weight:5gPackage:Earphone x 1

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