•[Reliable Bluetooth-compatible & Type-C Charging] Featuring Bluetooth-compatible with a 10-meter transmission range, these headphones provide stable wireless connectivity and quick recharging via the Type-C interface •[Battery Display] Stay informed with the built-in battery level display, letting you know exactly when it’s time to recharge •[Versatile TF Card & 3.5mm Jack Options] In addition to Bluetooth-compatible connectivity, these headphones support TF cards for direct playback and come with a 3.5mm audio jack, giving you versatile options •[Premium 40mm Speakers] Equipped with 40mm drivers, experience clear, high-quality audio across a wide frequency range from 20Hz to 20kHz •[Convenient Control Features] Manage your listening experience with easy-to-use button controls for volume adjustment, track switching, call handling, redialing, voice prompts, Siri activation, and Bluetooth-compatible reconnection Specifications: •Speaker: 40mm •Battery: 250mAh •Working time: 17 hours •Standby time: 170 hours •Charging time: 2.5-3 hours •Charging voltage: DC 5V •Connector: Type-C interface •Transmission range: 10 meters •Frequency response: 20 Hz-20 kHz •Functions: adjust volume, switch songs, answer calls, reject calls, hang up calls, Bluetooth-compatible playback, call replay, Bluetooth-compatible reconnection, voice prompts, power display, MP3, Siri wake-up Package included: •1 x Headset •1 x Charging Cable •1 x English and Chinese User Manual •Other items not include