● Brand: Xinji
● Model: Stone M1
● Type: Bluetooth TWS
● Connectivity: Bluetooth 5.3
● Battery: Built-in Li-ion Battery (300mAh) for charging case Built-in Li-ion Battery (40mAh) for earbud
● Weight: 46.1±1g (whole unit + USB cable)
● Charging Time 5 hours
● Frequency: 20HZ - 20KHZ
● Playback Time : 8 hours (60% volume)
● Surging stereo surround sound
● Smart Touch control operation
● Voice assistant
● Excellent battery life
● Fashionable appearance design
● 6 Month Brand Warranty