1. Drive:15 mm
2. Impedance: 32 OHM
3. Bluetooth Version: Bluetooth V4.1+ EDR
4. Bluetooth Frequency ? 2.4 Hz
5. Power Grade ? Class II
6. Output Power ? 30mW
7. Bluetooth Range: 15 metersaccessible
8. FrequencyResponse:20 -20000 Hz
9. Running Voltage Variety:3.0 V-4.2 V
10. Microphone Perceptiveness ? -42 dB
11. A2DP/AVRCP High Quality Stereo Audio Transmission and Push-button Control Procedure
12. Extreme Noisy Cancellation Circuit
13. Switch Between Chinese and English( when the phone is not linked to the Bluetooth, press the switch twice to hear the tone switch effectively)
14. Charge for approximately for an hour( Power Sign: red light, full charge; blue light, the red light disappear)
15. Item Size: Length 25mm * Width15mm * Height35mm
16. Item Weight: 6 g
17. Call Duration: About 2-3 Hours
18. Music Duration: About 2-3 Hours
19. Standby Time ? About 96 Hours
20. Charging Time: 60 Minutes
21. Battery Capacity: 55MAH
22. Power: DC 5V( Round Hole User Interface), USB Port, Cellphone Charger, Vehicle Charger.23.
The Weight of Whole Set: 60g
24. Package Measurement: 9.583.5 * 13cm
25. Including: Earphones+ USB Cable+ Manual+ Package Box
STABLE, FAST, EASY PAIRINGN - ever worry about walking away or losing your connection again. Bluetooth headset ear buds INSTANTLY PAIR with ANY Bluetooth device in seconds - your cell phone,TV, laptop, tablet, smart watch, really anything, then STAYS CONNECTED, providing CALLS and CHATS with SIRI - crisp, clear, unrivaled sound quality as you move about your day with an UNWAVERING, STABLE SIGNAL from 40 FEET AWAY.
Humanize Designed - Weight only 8g, lightweight and secure, comfortable fit with most shape of ears. While you moving around or working out won't popping off. Very suitable for answering calls or listening music.
Truly Sweatproof Technology - SweatGuard is specially designed to resist the corrosive properties of sweat.
Long Battery Life - Built-in 3.7V/ 80 mAH lithium battery, allowing you to enjoy your music for a long time up to 3-4 hours, up to 4 hours of talking time, and 50 hours of standby time with a quick charge of only 30 minutes. During the charging process, the indicator light will turn red, and after full charge, the indicator light will turn blue. Please unplug the charger at this time
What You Get - 1× Bluetooth sports earphones , 1× charging cable, 1× user manual and our 12 months worry free warranty. Just feel free to contact us if you have any question with our wireless earbuds, we will reply you in 24 hours