About this item: Network "FDD-LTE:B1-B2-B3-B5-B7-B8-B20 TDD-LTE:B38-B40-B411 WCDMA:B1-B5 GSM:900-1800" Memory 1GB + 64MB External Memory Yes,8GB/16GB/32GB Screen OLED 0.66 Inch. Platform T107 Size 70mm * 23mm * 11mm Colour Black, Golden, Rose Single Weight 27g Camera No Support Torch No Support FM Readio No Support using USB User model Ringtone,Silence Sim Card Nano Sim Card Battery "600mAh Longest Standby Battery 2-3 Days Standby 4-5 Hours Talking Call Time Bluetooth TWS Bluetooth earphones, or head mounted Bluetooth earphones Can connect TWS bluetooth or headphone" Recorder Yes It has a recording function to meet the needs of special occasions." MP3 Music Connect Bluetooth earphones to read music from memory cards Music files on memory T card: supports mp3 \ wav \ midi music format You can download songs to the audio folder on the T card by yourself, and only select them when playing music Connect TWS bluetooth or headphone,Can listen MP3 Music. MP3 Music Support the MP3/ WAV/ MiDI formatted file. You can download songs to the audio folder on the T card by yourself. Only when playing music can you select them" Message Message, Can store 500 Contacts Speaker Big Voice Speaker (1511) Langure 29 Kinds Foreign Language SOS Number Set Support: Three SOS Number Set Package Gift Box Singe Package Size 139*80*22mm,Weight=80gfull set Package Size 100PCS Box:363*253*240mm 100 pcs 8.5KG Accessories User ManualMicro 5Pin Charging Cable, SIM card ejector"