AGM M6 4G ed Sturdy Feature Phone Bar Dual SIM Phone Suitable For The Elderly And IP68/IP69K proof, MIL-STD-810H, AT&T, T-Mobile, 2.4-inch Screen 48MB + 128MB 2500mAh [Bar style basic phone with 35mm loudest speaker] The AGM M6 sturdy phone is equipped with a 3.5W 35mm 103dB speaker with an average volume of more than B. You will not miss the call at home. you play music, call and listen to the radio, the LED RGB ring decorated around the speaker will sparkle. [ mobile phone, no GPS, no application interruption] AGM M6 mobile phone is easy to use, no GPS, no apps, no Android, no games. the most basic functions, including calls, text messages, music and video playback, 0. camera, FM radio and LED flashlight, make life simple and convenient. [ 4G LTE dual Sim, AT&T and T-Mobile operators] Network frequency band: 4G FDD B2/B4/B5/B7/B8/B12/B17/B28a/B28b TDD B39/B40/B41, 3G WCDMA B2/B4/ B5, 2G GSM B2/3/5//8. It supports AT&T and T-Mobile operators. Please make sure that the frequency band of your SIM card is included before ordering. dual SIM cards, Micro SIM * 2 (4G SIM 1,2G SIM 2), when 2 SIM cards are inserted, only 1 SIM card can have 4G. [The rugged mobile phone adopts IP68 and IP69K waterproof and MIL-STD-810H] AGM M6 has passed IP68 and IP69K waterproof, dustproof, shockproof, high temperature resistance and MIL-STD-810H torque test, can withstand extreme temperatures ranging from -20 to 60 , fall from concrete to 0.5 meters of water under 2m 1 year old for 30 minutes. [Simplified charging and long standby] The USB Type-C port can be flipped, so there is no need to worry about inserting it upside down. Built-in 2500mAh removable , allowing you to work longer. It also supports charging using a desktop charging base. Note: The desktop charging base is not included and needs to be purchased separately. [2.4-inch screen with large green call button and side flashlight button] AGM M6 is equipped with a 2.4-inch screen, with a large green call button, and a neatly arranged 21-key keyboard, like it when dialing. Press the side button to quickly light up your flashlight in the dark.