Langston TS19 Bluetooth Bone Conduction Open-Ear Earhook Headphones Matte Black

Professional-grade sound quality with balanced three-frequency tuning (high, mid, low)

Composite diaphragm for panoramic stereo sound and high-fidelity audio

Self-developed bass enhancement technology for rich and full sound

AAC/SBC audio codec support

360° surround stereo effect with digital sound enhancement technology (ACAVITY, DIGITALENHANCE)

Low latency (0.05s) for gaming and video synchronization

ENC (Environmental Noise Cancellation) with AI integrated intelligent call noise reduction

Scientific microphone positioning and all-directional silicon microphone for clear voice capture

AI algorithm to reduce environmental noise and echo, ensuring clear calls even in noisy environments

LANGSDOM proprietary call noise reduction solution

Ergonomic soft silicone ear hooks with titanium alloy memory steel wire for secure and comfortable fit

Open-ear design allowing ambient sound perception for safety and comfort

Lightweight and stable for sports and active use

IPX5 waterproof rating with LANGSDOM self-developed waterproof technology ensuring no loss in sound quality

True 40-hour total battery life (earphones + charging case) with low power consumption design

Single earphone usage supported

Charging case can recharge earphones up to 5 times

Intelligent power distribution algorithm

DT4.0 directional sound transmission technology reduces sound leakage by 90% for privacy

Supports high-quality audio transmission with 10x capacity, 4x distance, and 4x speed improvements over previous LANGSDOM models

Battery life data measured at 50% volume in LANGSDOM laboratory; actual usage may vary depending on device and environment.