Hardware parameter Chipset Supplier AB Chipset ZK5682C FLASH 32MB BT BT 5.4/3.0 screen size 1.50" resolving power 240*240 touch COB Hall support Keys support battery 300MAH Charging Method TYPE-C/ Hardware parameter Chipset Supplier AB Chipset ZK5636H BT BT 5.4/3.0 ANC/ENC support In-ear detection support function "Altitude Barometric Pressure, User Guide, Calculator, APP QR Code, Phone (Call Log, Contacts, Dialing, SOS), GPS Location, Find Phone, Timer, Settings (System Menu, Display, Dial Settings, Theme Menu, QR Code, Time Settings, Language Settings, Password Settings, Beeps, Rest Pointer, Lid Opening Animation, Wake Up By Touch) Counter, Find Headphones, Sound Effects (Normal, Pop, Rock, Jazz, Classical, Folk), Women's Health, Messages, Mode Selection (Music, Game), Music Player, Alarm Clock, Stopwatch, Game (Gopher), Voice Assistant, Flashlight, Headset Button Setting, Payment Codes, Camera, Card Holder, Calendar, Weather; Down-scroll menu: Phone, Display, Settings, QR code, About. Up-scroll menu: Messages; Left Swipe: Music, Sound, Weather, Timer, Tap + to customize; Right: Menu" TWS Language Chinese, English (default), Russian, Spanish, Italian, Portuguese, Dutch, Turkish, Vietnamese, Hebrew, Thai, Arabic, Malaysian, Persian, German, French, Polish, Greek, Indonesian, Ukrainian, Romanian UI "1. Power on: Press and hold the Power button for 3 seconds 2. Shutdown: 1) Go to Settings - System Menu - Shutdown - Slide Screen to Shutdown 2) Press and hold for 5 seconds while the lid is closed to turn off the device 3. Turn on/off screen: Click the Power button 4. Return to the homepage: Click the Power button 5. Support user-defined headphone button functions" UI "1. Normal state: 1) Left and right ear click: pause/play; 2) Double click in left ear: previous song; Double click on the right ear: the next song; 3Three clicks on the left ear: reduce the volume; three clicks on the right ear: increase the volume; 2Incoming call status: (1) Left and right ear click: connect 2Double-click: hang up 3Call status: (2) double click on the left and right ear: hang up" 5 APP name Ferefit QR code Compatible System Android 5.0 IOS 9.0 upgrade OTA Other parameters 6 Life time 7-15Days Charging time 1.5H mm 52.8*52.8*21.85mm Weight 30g Color Pearl White, Pink, Dark Gray, Blue