Audio Technica ATH-TWX9

ATH-TWX9: An Exceptional Listening Experience

Discover the freedom to customize your audio experience with the ATH-TWX9 wireless earbuds. These in-ear headphones offer exceptional sound immersion thanks to their hybrid digital noise-cancelling technology. They also feature a short-wavelength UV sterilization process, 360 Reality Audio mode for a realistic 3D experience, and the Snapdragon SoundTM platform for optimal audio quality during calls, music listening, and video viewing.

With their splash-proof design (IPX4® equivalent), these hybrid earbuds are perfectly suited for workouts and travel. They offer five different noise-cancelling modes as well as environment-optimized noise reduction via the touch sensor on the left earbud. The twelve different eartips provided (four diameter sizes, three stem lengths) ensure optimal comfort and a secure fit.

Thanks to the 5.8 mm high-resolution transducers, these Bluetooth wireless earbuds deliver an extended high-frequency range and detailed sound. With approximately six hours of continuous playback and up to 18.5 hours of intensive use, the ATH-TWX9 are the highest-performing earbuds for an exceptional audio experience.

Technical Specifications

Main Features

• Type: In-ear headphones
• Battery life: up to 6 hours (earbuds), up to 18.5 hours (with case)
• Water resistance rating: IPX4

Acoustic Specifications

• Driver diameter: 5.8 mm
• Sensitivity: 102 dB / mW
• Frequency response: 10 Hz to 40 kHz
• Impedance: 16 Ω
• Operating temperature: 5 °C to 40 °C

Microphone

• Type: Electromechanical microphone (MEMS)
• Sensitivity: -38 dB (1 V / Pa, at 1 kHz)
• Frequency response: 100 Hz to 16 kHz
• Directivity: Omnidirectional

Wireless Connectivity

• Version: Bluetooth 5.2
• Maximum range: approximately 10 m in direct line
• Maximum radio power: 10 mW EIRP
• Frequency band: 2.402 GHz to 2.480 GHz
• Modulation: GFSK, π/4DQPSK, 8DPSK
• Transmission: Frequency-hopping spread spectrum (FHSS)
• Compatible profiles: A2DP, AVRCP, HFP
• Codecs: Qualcomm aptX Adaptive, Qualcomm aptX, AAC, SBC
• Content protection: SCMS-T
• Sampling frequencies: 44.1 kHz, 48 kHz, 96 kHz
• Resolution: 16-bit, 24-bit
• Bandwidth:
  • 10 Hz to 47,000 Hz (with Qualcomm Snapdragon Sound 96 kHz)
  • 20 Hz to 20,000 Hz

Power and Charging

• Batteries:
  • Earbuds: lithium-ion 3.85 V DC
  • Case: lithium-polymer 3.85 V DC
• Charging time:
  • Earbuds: approximately 2.5 hours
  • Case: approximately 3.5 hours (USB), approximately 5 hours (wireless)

Dimensions and Weight

• Earbuds: 5.4 g per earbud
• Charging case: approximately 55.9 g

Included Accessories

• USB charging cable (30 cm, USB Type-A to USB Type-C)
• Ear tips:
  • Short (XXS, XS, M, L)
  • Standard (XXS, XS, M, L)
  • Long (XXS, XS, M, L)