Product Description: Note that this translation headset needs to be downloaded from the APP on the scan manual to perform language translation. Now the supported language translation is 80+, and the language of the APP will be updated at any time. This is a headset that is shared by the translation headset and the sports headset. Thank you language supoprt: Arabic, Polish, German, Russian, French, Finnish, Korean, Dutch, Czech, Romanian, Portuguese, Japanese, Swedish, Thai, Turkish, Spanish, Greek, Hungarian, Italian, English, Hindi, Indonesian, Vietnamese, Persian, Cantonese, Kurdish, Persian, Slovak, Bulgarian, Hebrew, Malay, Norwegian, Croatian, Khmer Earbuds: Wireless Range:10m(in an obstacle-free environment) Battery Capacity:50mAh(per earbud) Charging Time:Approx.1.5h Talk Time:Approx. 4h Standby Time:Approx. 60h Input:5V==100mA Battery Type:Lithium Polymer Wireless connectivity: Bluetooth-compatible 5.0 Bluetooth-compatible Profiles: HFP/A2DP/ HSP/AVRCP Translation language: 80+(Need to download APP) Charging Case: Input:5V==500mA Output:5V==150mA Charging Time:Approx.2h Standby Time:Approx. 1months Battery Capacity:300mAh Battery Type:Lithium Polymer Net Weight of a single earphone :about 6.0g Net Weight of the charging box :about 35g Total Net Weight of the box:95g Official Package including x2 Earbuds x4 Earbuds Cap x1 Battery Case x1 User Menu