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16GB

Up to 128GB

Up to 256GB

Up to 1TB

microSD™

microSD™

2GB

6GB

14

Yes

Yes

Yes

n77 C-Band, n77 3.45GHz

802.11a/b/g/n/ac

Wi-Fi 6 (802.11ax)

2.4GHz & 5.0GHz

2.4GHz & 5GHz

Open, Secure

v5.0 + EDR, A2Dp, Hs, LE, aptX®

v5.3 + EDR, A2DP, LE, aptX®

Up to 10 devices

Up to 10 devices

Noise suppression by Goodix VoiceExperience

Yes

Yes

Nano

Dual SIM capable with Physical SIM (Nano) as primary

Bands n2, n5, n30, n41, n66, n77, n78

Bands 1, 2, 3, 4, 5, 7, 12, 13, 14, 25, 26, 30, 39, 40, 41, 66 and 71

Bands 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 25, 26, 29, 30, 38, 39, 40, 41, 48, 66

850/1700/1900/2100MHz

850/900/1700/1900/2100MHz

850/900/1800/1900MHz

850/900/1800/1900MHz

Quad-band

Quad-band

Yes

Yes

Yes

Yes

Accelerometer, Barometer

Accelerometer, Ambient Light, Barometer, Fingerprint, Gyroscope, Proximity, Geomagnetic, Hall

Insert pictures, video clips and sound clips easily (messaging charges apply)

Insert pictures, video clips and sound clips easily (messaging charges apply)

Rich Communication Services (RCS) messaging compatible for larger file transfers and group messages with other RCS clients. See when messages are delivered, read and when others are typing a response.

POP3, IMAP4, SMTP, SSL, TLS, Microsoft® Exchange ActiveSync®

Yes

Sonim Music Player

YouTube Music

MP3, AAC, HE-AAC v1, v2, FLAC, APE, ALAC, AIFF

MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA

via Bluetooth

Via lockscreen

M4,T4

This device is hearing aid compatible.

Converstational gain with hearing aid: 14 db

Converstational gain without hearing aid: 16 db

Yes

Yes

Yes

The AT&T Eco-Rating 2.0 system gives you environmental and social details about this device. The system uses a total of 20 performance criteria across 5 different attributes, for a total rating of 1 to 5 stars: 19-20 (5-star), 16-18 (4-star), 13-15 (3-star), 10-12 (2-star), 8-9 (1-star)

The AT&T Eco-Rating 2.0 system gives you environmental and social details about this device. The system uses a total of 20 performance criteria across 5 different attributes, for a total rating of 1 to 5 stars: 19-20 (5-star), 16-18 (4-star), 13-15 (3-star), 10-12 (2-star), 8-9 (1-star)

4/4

4/4

0/3

3/3

1/1

1/1

2/2

2/2

10/10

10/10

50 MP (ƒ/1.8) + 8 MP (ƒ/2.2) + 5 MP (ƒ/2.4)

UHD 4K (3840 x 2160) | @30fps

UHD 4K (3840 x 2160) | @30fps

13 MP (ƒ/2.2)

Photo, Portrait, Fun, Video, Pro, Single Take, Night, Food, Panorama, Macro, Slow Motion, Super Slow-Mo, Hyperlapse, Bixby Vision, AR ZONE, Pro Video