- Product overview
- Specification
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- ⭐ 1. hands-free and high-quality sound: The Bluetooth headphones use Bluetooth 5.1 chip technology, which provides clearer sound and stable connection, so you can hear clear calls just like you communicate with others face-to-face. Don't worry about interruptions when posting music and calls.
- ⭐ 2nd LED charging case and 120 hours standby time: Built-in 400 mAh battery LED charging case, Bluetooth earbuds with microphone can be fully charged within 1 hour. The earbuds are used with the charging case and can also provide 7-8 charges for the wireless earbuds.
- Comfortable in-ear design: The in-ear design fits the left/right ear more comfortably. The ear hook can be rotated 180° vertically and 360° horizontally, flexible ear hook, comfortable to wear. It is lightweight and comfortable enough to wear for hours.
- ⭐ 4. mute function and active voice assistant: The cell phone Bluetooth headset supports voice assistants. With a built-in microphone, you can also answer or reject incoming calls and mute the Bluetooth headset. Easily mute/unmute by pressing the mute button.
- ⭐ 5. two charging methods and connect two devices: you can charge your Bluetooth earbuds with a Type-C charging cable or charging case. It can also connect 2 devices at the same time, keeping your life and work separate. It is ideal for office and driving environments.
Description:
1. headphone parameters:
Bluetooth version: V5.1+EDR
WLAN frequency: 2.4 GHz
Supported protocols: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3
Transmission range: 10 meters
Battery capacity: 50mAh
Charging voltage/current: 5V/1A
Play/talk time: approx. 10 hours
Charging time: approx. 1 hour
Standby time: 120 hours
Speaker impedance: φ8MM 32Ω
Microphone sensitivity: -42 dB
Operating temperature: -10-50℃
Single headphone weight: 12.5 G
Single headset box size: 125*74*18MM
Weight of a single headset package: 42g
2. Parameters Charging case:
Input voltage/current: 5V/1A
Battery capacity: 400mAh
Weight of complete set with charging case: 153g
Headphones + charging case net weight: 78g
Pack size with charging case: 150*81*28mm
Packing list:
1*Headphones
1*charging case
1*charging cable
1*Instructions
2*Ear caps
Notes:
Due to the lighting effects and shooting angle, there is a color difference in the product, please understand.
Due to manual measurement, there is a tolerance in the product size.
- Availability: Out of stock
- Brand: KKPLZZ
- Product Model: YYK-520
Delivery for the day after tomorrow . 
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