4smarts SkyBuds TWS Airpods Bluetooth 5.0 Stereo Headset with Microphone

Bluetooth earphones with HD sound provide an authentic and accurate audio experience for Android & IOS devices. Spectacular sound, detailed audio and rich bass deliver an immersive stereo experience. Technical data Bluetooth version: 5.0 Bluetooth frequency range 2.402-2.480GHz Bluetooth transmit power: 8dBm, 6.5mW max. Battery: Lithium Polymer Battery capacity per headphone: 25mAh, 0.09Wh Charging cradle battery capacity: 180mAh, 0.67Wh Charging port: USB-C Charging port voltage / current: DC 5V/05A Power of charging port: 2.5W max. Output power per headphone: 4mW Headphone charging time: 1h Charging time: 1.5h Playback time headphones without charging cradle: ~5h Playback time headphones with charging cradle: ~14h Audio output sensitivity: 120dB max. Microphone sensitivity: -90dBm max. Frequency range of audio output: 20Hz-20KHZ Impedance of audio output: 32Ω Cable length: 30cm Signal to noise ratio: 92dB Automatic pairing Voice control Touch control Overcharge protection, deep discharge protection, short circuit protection Dimensions: 4.4 x 4.4 x 2.25cm Weight per headphone: 2.9g Main material: ABSPackage contains 1x SkyBuds Pro wireless headphones white 1x Mobile charger with built-in rechargeable battery 1x USB-A to USB-C charging cable 30cm 1x User manual