•The earphone charging box is in a transparent design style with digital display, which can intuitively reflect the remaining power in real time •Transparent high-pitched and precise in-ear, 13mm wide-range large dynamic sound unit, the sound frequency is up to 20kHz, making the high-pitch transparent and full, and every note is accurate in the ear •Semi-in-ear ENC call noise reduction technology, weakening the low-frequency noise of the environment, HiFi sound quality immerses you in good music •Adopt the advanced Bluetooth-compatible 5.3 technology and support HEP\HSP\A2D\AVRCP, which ensures more stable connection Specification: •Chip: JL 6973 •Support protocol: HEP\HSP\A2D\AVRCP •Bluetooth-compatible version: V5.3+EDR •Battery capacity: lithium polymer battery, earphone capacity: 30mAh, charging case: 300mAh •Battery life: 18 hours •Standby time: 200 hours •Charging time: 1-2 hours •Charging interface: Mirco •Bluetooth-compatible distance: 10m •Headphone compartment size: 10x8.3x3cm •Product weight: 44.6g •Material: ABS+ Package included: •1 Pair x Earphone •1 x Charging Case •1 x Charging Cable •1 x English and Chinese Manual •Other items not included