K09 Business Mono Bluetooth Headset OEM ODM | Smart Display & Game Mode‑ EFINIYA

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K09 Business Earphones | Smart Display Game Mode

Built‑in smart digital display shows real‑time battery, working status for quick status check at a glance.
Powerful super‑bass driver delivers heavy low‑frequency output for music, video and gaming scenarios.
Support karaoke real‑time ear‑back function, monitor your own voice synchronously for high‑quality singing experienc.
Dedicated game mode lowers audio latency, achieves smooth sound‑image synchronization for gaming.
ENC call noise reduction suppresses surrounding ambient noise to guarantee crystal‑clear voice during business calls.
Supports TF‑card offline playback, long battery runtime to meet all‑day business and entertainment needs.

SKU: N/A

Category: Audio

Tags: YSDBBC, K09, Business Bluetooth Headset, Smart Display, Super Bass, Karaoke Ear‑Back, Low Latency Game Mode, Mono Single Ear, ENC Call Noise Reduction, TF Card Playback, Wireless Mono Headphone, Driving Headset, Conference Headset, Audio

DESCRIPTION

SPECIFICATION

What's in the box?

🎨 Smart Digital Display.

Front panel digital screen intuitively displays remaining battery and working modes. Check device status quickly without connecting to your mobile phone.

💼 Business Single‑Ear Design.

Light‑weight mono earbud keeps one ear open to your surroundings. Perfect for driving, online meetings and daily business communication.

🔊 Punchy Super Bass.

High‑performance driver brings strong deep bass performance. Enjoy rich, impactful sound for pop songs, videos and game soundtracks.

📞 ENC Business‑Grade Call Noise Reduction.

ENC noise‑canceling algorithm filters background disturbance. Keep your voice crisp and stable for conference calls and outdoor conversations.

🎤 Karaoke Real‑Time Ear‑Back.

Real‑time ear‑back monitoring lets you hear your own voice while singing. Obtain immersive KTV effect anytime without extra accessories.

💾 TF Card Offline Playback.

TF‑card slot supports local music playback. Enjoy audio freely even without Bluetooth connection for travel and business trips.

🎮 Low‑Latency Game Mode.

Switch to game mode to reduce audio delay. Real‑time audio‑video sync delivers smooth gaming experience for mobile games.

🔋 Long‑Lasting Battery Performance.

Large‑capacity battery supports long‑time call and playback. Reliable power supply for full‑day business work and entertainment.

SPECIFICATION

Product name:	K09 Business Earphones Smart Display Game Mode.
BT version:	V6.0
Audio decoding protocol:	SBC/AAC
Frequency:	2400-2483.5MHz
Noise cancellation:	Single-mic Al call noise cancellation.
Driver:	10mm, dynamic.
Sensitivity:	116.5dB ± 3dB.
Frequency response:	20Hz~20kHz.
Charging case battery:	400mAh, 3.85V (can recharge earbuds 3 times).
Earbuds battery:	40mAh, 3.7V.
Charging case input:	USB-C, DC5V/0.4A.
Charging time:	Charging case: about 2 hours. Earbuds: about 1.5 hours.
Earbuds working time:	About 24 hours.
Waterproof rating:	IPX4
Total weight:	About 40g.
Material:	ABS +PC.