Wireless headphones are placed on the earsEarplugs with light effectParental control through the appThe volume level is limited to < 85 dB
Sound:Total resistance: 32 ohmsSpeaker diameter: 32 mmSensitivity: 83dB (1kHz)Frequency range: 20 – 20,000 HzMaximum input power: 10 mW
Connectivity:Bluetooth version: 5.0Codec supported: SBCMaximum reach: Up to 10 mBluetooth profiles: A2DP, AVRCP, HFPWireless transmission type: BluetoothHeadphone jack: 3.5 mmWireless: Yes
Power supply:Music playback time: 28 hours.Talk time: 25 hours.Battery type (headset)Lithium polymer (built-in)Battery capacity (headset): 240 mAhCharging time: 2 hours.Quick charge time: 15 minutes charge for 2 hours operation