Compatibility: This watches for men is compatible with a built-in Hi-Fi speaker and microphone, support most smartphones running iOS 9.0 and Android 4.4 or above.
OS Compatibility: This watches for men is compatible with a built-in Hi-Fi speaker and microphone, support most smartphones running iOS 9.0 and Android 4.4 or above.
Specifications: Bluetooth 5.3, Built-In Microphone, Auxiliary, Bluetooth, Auxiliary, 3.5mm Aux jack, Speaker, Car Stereo System, Home Stereo System, Headphones, 1