Apple iPhone 6S 128 GB T-Mobile, Gold Dual-Core 1.84 GHz, Chipset: Apple A9 Internal Memory: 128GB, 2GB RAM Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi hotspot, Bluetooth: v4.2, A2DP, LE, USB: v2.0, reversible connector, GPS: with A-GPS, GLONASS Browser: HTML (Safari), Messaging: iMessage, SMS (threaded view), MMS, Email, Push Email Non-removable Li-Po 1715 mAh Battery, Talktime: Up to 14 Hours (3G), Standby: Up to 240 Hours (3G)