Product Feature : - ID Concept: Star Warship Element Design - Zinc alloy material open charging compartment - Bluetooth version: V5.3 - Supported protocols: HFP A2DP AVRCP AVDTP AVCTP GAVDP SDP - Battery capacity: 33mAh - Charging compartment battery capacity: 300mAh - Music time: 6.5H - Talk time: 5.5H - Charging time: 1h - Standby time: 300H - Horn specification: 13mm - Frequency range: 20~20kHz - Bluetooth working frequency: 2402-2480MHz - Maximum transmission distance: 10M - Frequency response sensitivity: -38±1dB - Voice prompt: support - Multi-point connection: not supported - Wearing method: in the ear - Interface: TYPE-C Waterproof level: IPX4 Package Include: 1 x T59 TWS Earbuds 1 x User Manual 1 x Type U USB Cable