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T-Mobile High-Speed Internet Gateway Operator
Manual
Nokia 3TG-01275-AAAA-TCZZA Issue: DRAFT
 
Table describes the Maximum Antenna Gain for T-Mobile High-Speed Internet 
Gateway antennas that supports all 4G/LTE interface and 5G bands:
Table 3 Maximum antenna gain for T-Mobile High-Speed Internet Gate-
way antennas
4.4 Subscriber Interfaces
The subscriber interfaces include:
• tri-band Wi-Fi: 802.11ax 4+4+4
• one USB 3.0 type-C port for connecting a USB-connected storage device 
• slot for 4FF/nano-sized SIM card
• Bluetooth 4.1
4.5 Environment
The T-Mobile High-Speed Internet Gateway is intended for indoor use. It is not rated 
with respect to IP class.
The T-Mobile High-Speed Internet Gateway must be used in a temperature between 
-5°C and 45°C (23°F and 113°F).
4.6 Physical dimensions
The T-Mobile High-Speed Internet Gateway has the following dimensions:
• height: 216 mm (8.5 in)
• diameter: 120 mm (4.7.in)
• weight: 1.2 kg (2.6 lb) without the power adapter
Band Maximum Antenna Gain
B2, B4, B25, B66, n2, and n25 2 - 5 dB
B5, B12, B26, B71, and n71 0 - 3 dB
B41 3.5 - 5.5 dB
B48 4 - 6.5 dB
B46 3.5 - 5.5 dB
Wi-Fi 2.4 GHz 3 - 4.5 dB
Wi-Fi 5 GHz 3.5 - 6 dB
Bluetooth 4 dB