ENERGY SISTEM Urban 4 True Wireless Headphones

True Wireless and Touch control technology to enjoy your music wiressly and without pressing any button. Includes compact charging case to take them along wherever you go. Always ready to use. The ultimate touch experience. 100% wireless: - Forget cables and buttons with these earphones featuring True Wireless Stereo technology. You only have to touch briefly the touch panel to control music playback. Always ready to use: - The charging case lets you charge your earphones when not using them. Fully charge your earbuds up to three times and use them straight away. Sync automatically: - Turning your device on and off belongs to the past. The earbuds sync automatically when you take them out of the case thanks to the Easy Connect feature. Suitable for sport sessions and rainy days: - Don´t let anything stop you. Water-resistant and sweatproof earphones. Outsounding Features: - In-ear Bluetooth earphones with True Wireless technology to forget all about cables. - Touch Control functions. There´s no need to press buttons anymore. - Easy Connect to automatically sync the earbuds when taking them out of the case. - Charging case providing 10 hours of music. Open & Play feature (take them out or put them back into the case to switch them on or off). It seems magical. Product´s Content: - Energy Earphones Urban 4 True Wireless White - Charging case - 3 interchangeable earbud sets - MicroUSB cable - Quick guide Technical Specifications: Connectivity: - Bluetooth: 4.2 - Range: 10 m - Operating frequencies: 2.4 GHz - Maximum output signal: <20 dBm - True Wireless function with auto-pairing Drivers: - Neodymium magnet - Frequency response: 20 - 20,000 Hz - Driver diameter: 6 mm - Maximum power: 2 mW - Design: in-ear - Type: dynamic - THD < 1% Microphone: - Sensitivity: -42 dB ± 3 dB (@1 kHz) Battery: - Earbud capacity: 50 mAh / 3.7 V - Type: Li-Po - Battery life @ medium volume level: 2.5 hours - Charging time: 1.5 hours - Charging method: charging case - Charging case capacity: 380 mAh/ 3.7 V - Type: Li-Po - Extra battery life: 7,5 hours - Charging time: 1.5 hours*This value is approximate. Battery life depends on the selected volume level and type of music. Size And Weight: - Earbud weight: 4 g - Earbud size: 2.5 x 2.3 x 2.8 cm - Case weight (without earbuds): 26 g - Case size: 6.5 x 2.5 x 2.5 cm