AAC, MP3, Apple Lossless, FLAC, Dolby Digital, and Dolby Digital Plus
Spatial audio playback
Yes
User‑configurable maximum volume limit
Yes
Hearing Aid (HAC) rating
M3,T4
Hearing Aid (HAC) rating
M4,T4
TTY/TTD compatible
Yes
Real Time Text (RTT) support
Yes
Device Eco-rating
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)
Substances of concern
3/4
Environmentally preferable materials
0/3
Energy efficiency and charging
1/1
End of life and recycling
2/2
Environmentally and socially responsible manufacturing
9/10
Total Eco-score
15/20 (3-star) Please visit att.com/ecospace for additional information.