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Wi-Fi HaLow Dongle V2 — 802.11ah Long Range Wireless Network Bridge

The Heltec HT-HD01 is a Wi-Fi HaLow (802.11ah) dongle that bridges a normal network over sub-GHz radio. This unit ships configured as an access point (AP) on the US band, 902–928 MHz. Plug a router or PC into it over Ethernet, USB-C, or its 2.4 GHz Wi-Fi, and it can talk to another HT-HD01 or a Heltec HaLow router such as the HT-H7608.

KEY FEATURES

Ships as AP on 802.11ah, 902–928 MHz
Same hardware can be flashed to STA. Buy two for a point-to-point link
Bandwidth 1 / 2 / 4 / 8 MHz, up to 32.5 Mbps at 8 MHz
V2 transmit power 27±1 dBm (V1 silk screen is 21±1 dBm)
Heltec lists about 1 km, farther with a clear line of sight
Upstream over USB-C, 10/100 Ethernet, or 2.4 GHz Wi-Fi (802.11 b/g/n)
One AP can serve one STA or several STAs, or join an HT-H7608 star network
SMA antenna, aluminum and plastic shell, USB-C 5 V

SPECIFICATIONS

Category	Details
Model	Heltec HT-HD01 Wi-Fi HaLow Dongle (AP)
MCU	MT7628
HaLow	IEEE 802.11ah 902–928 MHz 1 / 2 / 4 / 8 MHz Up to 32.5 Mbps at 8 MHz Max TX 27±1 dBm (V2), 21±1 dBm (V1)
2.4 GHz Wi-Fi	IEEE 802.11 b/g/n
Ethernet	RJ45 10/100, plus USB-C network
Antenna	SMA female
Power	USB-C, 5 V About 300 mA typical
Operating range	−20°C to +70°C 10–90% RH, non-condensing
Enclosure	Aluminum alloy and plastic Not waterproof
Size	87.5 × 32.5 × 20 mm (antenna not included)
Weight	40 g without antenna, 53.5 g with antenna

What's Included:

1 × HT-HD01 Wi-Fi HaLow dongle, AP firmware
1 × antenna
1 × USB-C cable
1 × Ethernet jumper
1 × reset pin
1 × paper user guide

NOTES

This listing is the AP unit. Buy two if you want a point-to-point link: Heltec uses the same hardware for AP and STA, and one can be flashed to STA
One AP can also serve several STA units, or join a Heltec HT-H7608 HaLow router
Do not open the web setup over Wi-Fi while an Ethernet cable is plugged in. Unplug power and Ethernet, then enter setup again
US 902–928 MHz. Not the 868 MHz EU version