SE16S Wireless Bluetooth Headset, Mini Sports Sweat-Proof In-Ear LED

High-power LED display, large battery, ultra-long standby time, breakthrough 100 hours of imagined battery life Bluetooth 5.0, more stable and faster connection. Light, comfortable to wear, free to adjust, not easy to fall off Comfort fit amp; Wide Compatibility. Different sized ear tips and in-ear cable-free design provide comfortable fit. Support Bluetooth-enabled devices with version 5.0 and above. Exercise ready: Sweat-resistant with a secure fit that #39;s made to move with you. Product name: SE16S Bluetooth headset Material: ABS Bluetooth version: V5.0 Style: in-ear Working voltage: 3.15-4.2V Bluetooth distance: 20 meters Headphone battery specifications: 3.7V 40mA 2 arging voltage: 5V arging capacity: 500mA Working frequency band: 2.402-2.480GH Sensitivity: 108 /- 3DBZ Three-way calling: support Headphone arging time: 1 H Talk time: 3-4H Music time: 4H Support Bluetooth protocol: HFP1.7, HSP 1.2, A2DP 1.3, AVRCP 1.6, SPP 1.2 and PBAP 1.0 Color: sier Size: 5.94.22.2cm Package Contents: 1 pair of Bluetooth headset 1 arging cable 1 arging compartment 2 pairs of ear caps 1 Instruction manualOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.