1. Bluetooth version chip: Jerry 6973D Bluetooth 5.3
2. Bluetooth protocol: A2DP1.2/AVRCP1.0/HSP1.0/HFP1.5
3. Speaker diameter: 13mm, loud field
4. Bluetooth transmission distance: 10m
5. Battery capacity: A product 35 mAH, charging compartment 370 mAh
6. Music playback time: 4~4.5 hours
7. Call time: 4 hours
8. Charging time: 1~2 hours
9. Standby time: 246 days
10. Charging interface: Type C
11. Voice function: English prompts
13. Color: black
14. Waterproof level: Level 5 waterproof
15. Microphone: 50Hz – 80000Hz
16. Device compatibility: supports any Bluetooth device type mobile phone, iPad tablet, desktop computer. Desktop computers without built-in Bluetooth function need to be used with a Bluetooth adapter
17. Automatic master-slave switching, automatic power-on pairing, binaural calls, ultra-low power consumption, A-grade battery
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Upgraded 60H Playtime & LED Power Display: X15 upgraded Bluetooth earbuds with a longer battery charging case, it has 10 hrs more playtime than X15 1st generation. Up to 60 hrs of total listening time in turn, one earbud can be used for 5 hours on one charge. The case can provide extra 5 times the full charge for earbuds. The ear buds wireless bluetooth earbuds with a dual digital power display case, easy to know the remaining power in real-time while opening or closing the case.
Dual Charging of Wireless & Type C: The wireless headphones support wireless and USB Type-C fast charging. For wireless charging, just put the case on the wireless charging pad, and keep the led display facing up. Meanwhile, bluetooth headphones come equipped with a USB Type C cable, you just use it and a charging adapter(not included) to charge the case. Both charging methods take just 1 hour to charge the case with 100% power.The number on the right screen will flash when the case is charging.
One-Step Pairing & Smart Touch Control: First pairing, just open the case, no need to take out earbuds, select "X15" on your phone's Bluetooth menu, and both ear buds will connect with your phone immediately. Wireless earbuds can auto-connect with your last device next time. Bluetooth earphones with touch control, you can control music play/pause, previous/next track, volume+/-, answer/reject, end calls and enable voice assistance by tapping on earbuds. No need to adjust these on your phone.
Clear Call & IPX5 Waterproof: ZINGBIRD X15 Bluetooth earbuds use the latest speaker technology so that you can hear each other's voice clearly when talking and listening to music instantly brought into that immersive emotional scene. And earbuds feature a waterproof mesh and a nano-coating inside, which prevents sweat from immersing into earbuds and damaging the components due to sweat. So the X15 earbuds can be used in workouts/fitness and will last longer than earbuds that are not waterproof.
Comfort Fit & Easy to Carry: The earbuds are ergonomically designed and come with 3 different sizes of soft ear tips that fit 99% of the contours of the ear canal. When you wear the earbuds will be very comfortable and not easy to fall off. You can use it in many scenarios, such as running, walking, working, etc. Each earbud is only 0.008 pounds and the charging case is only 0.07 pounds, making it easy to put in your pocket or backpack. The material of the case is smooth and easy to clean.
