1. Realize instant translation, avoiding the back and forth transmission of traditional translation devices
2. Recording to text can support transcription to recognize 11 languages, 12 dialects, 10 kinds of industry terminology; the earphone supports 32 languages and Chinese mutual translation
3. Support transcription languages: Chinese, English, Japanese, Korean, Spanish, Russian, French, German, Italian, Arabic, Vietnamese and so on
4. Support face-to-face translation with Chinese: English, Japanese, Korean, Spanish, Russian, French, German, Italian, Arabic, Vietnamese, Bulgarian, Farsi, Polish, Filipino, Dutch, Hausa, Czech, Romanian, Malaysian, Bengali, Portuguese, Swedish, Swahili, Turkish, Tamil, Thai, Ukrainian, Urdu, Uzbek, Greek, Hindi, Indonesian, etc
5. Unlimited master and slave devices, seamless switching between monaural and binaural modes
6. ENC dual microphone call noise reduction algorithm, call more clearly
7. Waterproof and sweatproof, in-ear design, not easy to fall off

Parameters:
1. Bluetooth program: ChinaCache AB5656
2. Bluetooth version: 5.4
3. Wireless frequency: 2.4GHz
4. Transmission distance: 10-15m
5. Battery capacity: earphone 35mAh; charging compartment 250mAh
6. Charging standard: Type-C DC 5V/200mA
7. Playback/talk time: about 5h (70 percent volume); charging time: about 1.5h; standby time: about 90 days
8. Microphone: CMOS condenser microphone 4013
9. Operating temperature: -10-50 degrees celsius
10. Sensitivity: 105dB +3dB
11. Size: earphone 22 x 24 x 33mm; charging compartment 54 x 54 x 30mm

Packing list: a set of earphones, charging cable x 1, 2 pairs of ear caps, manual x 1