Clip- Ear Bluetooth Headset 9D Stereo Surround Sound Bluetooth Headset Features: Clip- ear for human ear in-depth research, ergonomic, comfortable, stable, not easy to fall off. Open the cover can be used without waiting, streamlined plastic, fully demonstrate the beauty of craftsmanship. Surround HIFI sound quality, upgraded 10mm composite diaphragm, copper ring speakers, presenting 9D stereo surround sound effect, tuning group debugging, sound quality and improve 90%, using the new ANC noise reduction algorithm, accurate pickup of the human voice, attenuating the human voice ambient noise, so that your sound quality to be resolved. Charging 1.5 hours, headphones standalone about 5 hours, with charging compartment about 15 hours, with charging compartment standby about 85 hours, long-lasting and stable standby 30 days. Memorized pairing, automatically establishes connection when it for the first. Charging interface upgraded current interface, overcharge protection, efficient intelligent charging, fast charging, full automatic power off. Bluetooth 5.3 connection is faster and more stable, take out and connect, no need to pair, 35 feet stable connection, with excellent noise reduction technology, 96% noise filtering, 360° sound acquisition, effectively shielding environmental noise, voice input, clear calls, noise reduction. Seamless switching between and binaural use, pick up listen and use the game without delay. Clip-, not easy to fall off, comfortable to wear. Intelligent fingerprint control, easy to use. Product Description: Product name: bluetooth headset Color: blacks range: 10m/32.8ft Bluetooth protocol: 5.3 Talking time: 5 hours Charging time: 1.5 hours Standby time: 85 hours Size: 1.53*1.57*.44 inches Weight: 70g/0.15lbs Included: 1 x Bluetooth headset 1 x Data Cable