Although it hasn't been used, the box is slightly crushed. 【High Sound Quality】 The G03 model covers a frequency range of 20Hz to 20kHz and provides enhanced bass. You can enjoy your music more deeply. 【Wireless Connection】 Equipped with Bluetooth V5.0, it achieves an operating distance of up to 10m. It provides a stable connection for a stress-free listening experience. 【Long-lasting Use】 With a battery capacity of 150mAh, it allows for long hours of use. Charging is easy with 5V. - Model Number: G03 - Wireless: Yes - Bass: Enhanced - Charging Voltage: 5V - Frequency Range: 20Hz-20kHz - Battery Capacity: 150mAh - Sensitivity: 95dB - Bluetooth Version: V5.0 - Operating Distance: 10m Charging time: 2 hours Music playback time: 6 hours Talk time: 8 hours