Specifications:
Bluetooth version: Version 4.0
Support profiles: Handsfree， A2DP
Frequency range: 2.402-2.480Ghz
Working range: 10m
Music time: Approx. 3 hours
Talk time: Approx. 4 hours
Standby time: Approx. 120 hours
Charging time: Approx. 2 hours
Color: Black/White/Khaki
Earphone size: Approx. 3 * 1.7 * 1.5cm / 1.2 * 0.7 * 0.6in
Earphone weight: 4g / 0.1oz
Package size: 16.5 * 10.5 * 1.7cm / 6.5 * 4.1 * 0.7in
Package weight: 42g / 1.5oz

Package content:
1 * Bluetooth earphone (for One ear)
1 * USB charging cable

Note :

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