- Bluetooth mono headset for comfortable telephony_x000D_ - Supports the Siri and Google Assistant voice assistants_x000D_ - Allows simultaneous connection of the headset with two smartphones_x000D_ - Whether it be a long phone call or many short ones: with a talk time of up to 15 hours, you'll have plenty of time to talk about everything you want_x000D_ - Silicone earbuds in three different sizes (S, M, L) for an individual, perfect fit_x000D_ - Extra-long standby time: 280 hours, no constant recharging required when not in use_x000D_ - Smartphone function can be controlled via multi-function button (e.g. accept / make / reject calls / last number redial)_x000D_ - Music control functions (play/pause)_x000D_ - Volume control can be regulated directly on the headset or via the voice assistant_x000D_ - Removable ear hooks_x000D_ - Charge status can be checked on iOS and Android devices (if supported by the device)_x000D_ _x000D_ System Requirements:_x000D_ - Bluetooth-enabled device