Open-ear wireless headphones SWISSTEN 51107091 — lightweight open-ear design, wireless connectivity

Swissten Gym Open Ear Headphones provide open-ear audio with situational awareness for sports and outdoor use. The lightweight SWISSTEN 51107091 rests outside the ear canal so you can listen to music while still hearing ambient sounds. These wireless headphones support Dolby Atmos 360° for a spacious soundstage, are water- and dust-resistant (IP55), and offer up to 10 hours of battery life with Bluetooth 5.2 connectivity.

Advantages

The open-ear design maintains awareness of surroundings while delivering balanced sound with defined bass and treble. Bluetooth 5.2 ensures a stable connection up to 10 meters, and the integrated microphone allows hands-free calls. Controls are accessible via a multifunction button, and the device is lightweight (24 g) for extended comfortable wear. IP55 protection shields against sweat and light rain.

Suitable for

• Running and outdoor training
• Commuting and cycling
• Walking and hiking
• Office use when situational awareness is needed

Key specifications

• Model: SWISSTEN 51107091
• Bluetooth: version 5.2, range up to 10 m; codecs: SBC; profiles: A2DP, AVRCP, HFP, HID, AVCTP, AVDTP, SPP
• Battery: Li‑polymer 3.7 V, 180 mAh — up to 10 hours (80% volume); charging time ~2 h; input USB‑C 5.0 V DC 1.0 A / max 5 W
• Audio: impedance 16 Ω; sensitivity 85 dB; frequency response 20 Hz – 20 kHz; microphone sensitivity -42 dB; Dolby Atmos 360°
• Protection: IP55 (water and dust resistant)
• Operating temperature: -20 °C to 40 °C; storage: -5 °C to 40 °C
• Physical: dimensions 125 x 100 x 40 mm; weight 24 g; included cable USB‑A to USB‑C, 2 A, 0.5 m

How to use

Charge the headphones using the supplied USB‑A to USB‑C cable until fully charged (about 2 hours). Power on and pair with a Bluetooth 5.2 device by enabling pairing mode and selecting SWISSTEN 51107091 from the device list. Place the headset so the transducers sit outside the ear canal for an open-ear fit. Use the multifunction button to play/pause audio, manage calls, and adjust basic controls according to the user manual.

Usage recommendations

For safe use during outdoor activities, keep volume at a moderate level to maintain environmental awareness. Avoid submerging the device; IP55 protects against splashes and sweat but not full immersion. Store the headphones within the recommended temperature range and recharge before long sessions to ensure the advertised battery life.