Product description: 1. Bluetooth specification Bluetooth V5.3 Jerry AC6983D2 Support protocol Headset Hands free A2DP Avrcp 2. Transmission range: 10 meters, transmission frequency: 2.4GHz 3. Horn: 13MM Impedance: 32 Ω ± 15% 4. Frequency response: 20~2000Hz 5. Sensitivity: 98db ± 3dB 6. Charging voltage DC5V, headphone charging time is about 1 hour, and charging time for charging box is about 1.5 hours 7. Left and right ear single side battery capacity: 40mAh, charging box battery capacity: 400mAh, product size: 50 * 50 * 25mm 8. Talk time of 7 hours, music playback time of 7 hours (80% volume), earphone standby time of 180 hours 9. Product net weight: 37G Single ear net weight: 3.5G 10. Battery display<supports Apple phones and some Android phones> Product selling points: 1. Bluetooth 5.3 chip, new Bluetooth connection technology, lower power consumption, lower latency, and more stable connection. Master slave switching technology, connected immediately upon startup, allows for seamless switching between left and right ears, and is simple and easy to use. 2. The 13mm large dynamic unit, paired with a biochar fiber composite diaphragm, provides a strong sense of low frequency diving, while the medium and high frequencies are clear and bright, allowing you to enjoy the sounds of nature every time you listen. Intelligent digital display design, with clear and visible display of the battery level in the charging compartment and the charging status of the headphones. 3. Open the cover and turn on the phone, automatically pair it, and put the headphones into the charging compartment and close the cover to automatically turn off. Supports music playback/pause, switching between up and down tracks, summoning Sir operations, and binaural calls.
