Mine explosion-proof mobile phone, mode KTW255, designed in strict accordance with i Intrinsically safe standards, IP68 protection level, suitable for underground coal mines with explosive mixtures such as methane and coal dust, and can also be used in chemical zone 1, 2, and combustible dust environments with explosion proof handphone.
Category | Specification |
Explosion-proof Type | Coal mine explosion-proof: Ex ib I Mb |
Chemical explosion-proof: Ex ib IIC T4 Gb | |
Dust explosion-proof: Ex IBD 21 T130℃ | |
Format And Frequency Band | CDMA EVDO: Bc0 |
GSM: B2 B3 B8 | |
TD-SCDMA: B34 B39 | |
WCDMA: B1 B5 B8 | |
LTE-FDD: B3 B1 B5 B8 | |
LTE-TDD: B34 B38 B39 B40 B41 | |
Dual SIM | Support dual card, require LTE + G/C/W/L, support main and auxiliary card switching, support SIM card hot-swap |
Voice Solution | Telecom dual SIM dual Volte, support WCDMA WB HD calling |
Appearance Size | 165mm*77mm*11.5mm |
Weight | 226g |
Operating System | Android 9.0 |
Processor | Huben T310 |
CPU | Shark L5 |
Body Memory | 6+128GB, extended storage (T card) can support 128G |
Body Screen | 5.7 inches, resolution 720*1440, touch-type IN CELL, screen type TFT(IPS) |
camera Pixel | Front 8 million pixels, rear 13 million pixels, support flash |
Light Sensor | Support |
Distance Sensor | Support |
Gravitational Acceleration Sensor | Support |
USB Interface | Type C doesn't support the OTG function |
Headphone Jack | Type C |
Loudspeaker | Front 2.5W, dual MIC |
WLAN Protocol | 802.11a/b/g/n/ac |
Bluetooth | 4.0 |
Satellite Positioning | GPS BDS |
NFC | Support |
Radio | Support |
Touch Key Category | Virtual |
Battery Capacity | Chemical version 4600mAh, coal mine version 3600mAh, charging time ≤5 hours, with 5V 2A charger |
Protection Class | IP68 |
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