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TCL Flip 2 (T408DL)

4G LTE Flip Phone — KaiOS 3.1

YC Product Documentation

Overview

The TCL Flip 2 (T408DL) is a 4G LTE clamshell flip phone running KaiOS 3.1. It combines the simplicity of a traditional flip phone with modern connectivity, including Wi-Fi, Bluetooth, GPS, and FM radio. The broad LTE band support makes it compatible with multiple major US carriers and prepaid services. Yoder Connections offers this phone with optional Secure Lockdown configurations to help organizations manage device usage.

KaiOS: This phone runs KaiOS, a feature phone operating system that provides basic app support (maps, music, calendar) while keeping the device simple and focused. It is not an Android or iPhone-style smartphone.

Hardware Specifications

Specification	Details
Model	T408DL (also listed as 4058G / 4058W)
Form Factor	Clamshell flip phone
Operating System	KaiOS 3.1
Processor	MediaTek MT6739-CH, quad-core 1.5 GHz Cortex-A53
RAM	1 GB
Storage	4 GB internal + microSDHC slot (dedicated)
Main Display	2.8" TFT LCD, 240 × 320 pixels (~143 ppi)
External Display	1.44" TFT-TN LCD
Camera	2 MP rear with LED flash; 480p video @ 30 fps; no front camera
Battery	1,850 mAh; 5W wired charging
Network	4G LTE — Bands 2, 4, 5, 12, 25, 26, 41, 66, 71
3G	HSDPA 850 / 1700(AWS) / 1900
2G	GSM 850 / 900 / 1800 / 1900
Wi-Fi	802.11 b/g/n
Bluetooth	4.2, A2DP
GPS	Yes
FM Radio	Yes
NFC	No
USB	Type-C
Headphone Jack	3.5 mm
SIM	Nano-SIM
Dimensions	107.3 × 55.6 × 19.9 mm (4.22 × 2.19 × 0.78 in)
Weight	140 g (4.94 oz)
Colors	Black, Blue

Lockdown Options

Yoder Connections offers Secure Lockdown — a pre-shipping configuration service that restricts device features to match your organization’s needs. This helps limit smartphone distractions and data usage while keeping essential communication available.

Lockdown Option	Features Accessible
No Lockdown	All features enabled; web browser and all apps accessible
Talk Only — no camera or music player	Voice calls only; no camera, no music player, no texting, no browser
Talk Only — with camera & music player, no video	Voice calls; camera and music player enabled; no texting, no video, no browser
Talk & Text — with camera & music player, no video	Voice calls and SMS; camera and music player enabled; no video, no browser
Talk & Text — with camera, music, weather & Waze, no video	Voice calls, SMS; camera, music player, weather app, Waze navigation; no video, no browser
Talk, Text & Email — with camera, music, weather & Waze, no video	Voice calls, SMS, email; camera, music player, weather, Waze navigation; no video, no browser

Network & Compatibility

The TCL Flip 2 supports a broad range of 4G LTE bands, making it compatible with AT&T, T-Mobile, Verizon, and popular prepaid/MVNO services including TracFone, Straight Talk, Total Wireless, and others.

Network	Details
Compatible Carriers	AT&T, T-Mobile, Verizon, and most MVNOs (TracFone, Straight Talk, etc.)
LTE Bands	2, 4, 5, 12, 25, 26, 41, 66, 71
Wi-Fi Calling	Supported (when enabled on account)
5G	Not supported — 4G LTE only

Multi-carrier support: This phone’s wide band coverage makes it one of the more flexible options in the YC lineup for customers who need carrier flexibility or are on prepaid plans.

Resources

No user manual currently on file for this model. Contact Yoder Connections for support.

Resources

Download User Manual (PDF)