Highlights
• Open-Ear Comfort: Designed for extended wear, the OpenFly 2 Pro headphones feature skin-loving material that conform to your ears, ensuring a snug and comfortable fit.
• Exceptional Sound: Experience immersive audio with a 12mm biomaterial diaphragm and SoundPulse tech, which delivers resonant, punchy bass.
• Enhanced Awareness: Stay connected to your surroundings with Tronsmart OpenFly 2 Pro open-ear headphones, reminding you of public transit announcements and oncoming cars.
• abTube Sound Balance Tech: Precise channels sound into your ear canal, minimizing audio leakage and enhancing bass.
• Crystal Clear Call: 4-Microphones AI algorithm enhances call quality while on the move.
• All Day Listening: Enjoy 10 hours of play on a single charge, up to 40 hours with the charging case.
Open-Ear Comfort
Immerse yourself in unrivaled comfort during active use
Specification
| Model |
OpenFly 2 Pro |
| Profile |
HFP/HSP/AVRCP/A2DP |
| Audio Codec |
SBC |
| Connection Range |
Over 10 meters / 33 feet |
| Frequency Range |
20-20KHz |
| Playtime |
Headphones: 10 Hours |
| Frequency Range |
20Hz-20kHz |
| Charging Time |
Headphones: 1.5 Hours |
| Waterproof |
IPX5 |
| Frequency Band |
2.402GHZ-2.480GHZ |
| Sound Pressure Level |
95dB |
| Maximum Transmit Power |
4dBm |
| Package Contents |
1 x Tronsmart OpenFly 2 Pro Open-Ear Wireless Headphones 1 x Charging Case 1 x USB-C Charging Cable 1 x Warranty Card |



Exceptional Sound
The 12mm biomaterial diaphragm with SoundPulse technology delivers deep, resonant bass

Enhanced Awareness
Stay connected to your surroundings even while enjoying your music

abTube™ Tech
Minimizes sound leakage for a private listening experience

Crystal Clear Call
4 mics with an Al noise reduction algorithm keep you connected on the go

















