• Fast and Stable Connection: Bluetooth-compatible 5.4 version, instant connection when the case is opened
• Mini and Hidden Design: In-ear slanted fit, comfortable even when sleeping
• Low Latency Gaming: Stable connection with no dropouts or delay
• Touch Control: Easily switch songs, and answer calls with a simple tap
• Comfortable Fit: Silicone ear caps, skin-friendly and secure for long wear
• Premium Sound Quality: Composite diaphragm copper ring speaker, delivering delicate sound

Specifications:

• Model: BL153
• Chip: JL 6973D4
• Bluetooth-compatible version: 5.4
• Audio agreement: HFP, HSP, A2DP, AVRCP, SPP, PBAP, TWS+
• Bluetooth-compatible distance: 10m
• Earphone music time: 4hours
• Standby time: 30hours
• Charging port: TYPE-C
• Battery box charging time: 2hours
• Horn size: Ф6mm
• Earphone battery capacity: 3.7V/30mAh
• Battery box capacity: Built-in lithium battery 3.7V/250mAh (with protective board)