PSB Speakers True Wireless Earphones With Bluetooth - M4U TW1

Model #:M4U TW1

Powerful, wire-free sound for active lifestyles.

The M4U TW1 lets you enjoy powerful sound with deep bass and ultra-crisp details. Its unique, soft rubber shape provides a long-lasting fit that is comfortable and lightweight. Connect to any device quickly and easily with Bluetooth, then use the high-clarity mic and one-touch sensitive button to control volume, skip tracks and answer calls. These high-performance earphones are water-resistant and have a rechargeable lithium-ion battery that delivers up to 5 hours of listening.

Enhanced Bluetooth® Technology

Using Bluetooth® and its advanced A2DP wireless audio technology, the M4U TW1 provides fast and seamlessly pairing with any device, and delivers extended range, fewer dropouts and better battery life. The M4U TW1 balances sound between the left and right channels, and syncs to your phone with a touch of a button.

Superior Sound Quality

Whether you’re listening to music, watching videos or talking on the phone, the M4U TW1 is designed to deliver the best sound. Housing high-performance 1/4″ (6mm) drivers, the M4U TW1 pumps out synchronous audio with deep bass and lifelike details. As the first cordless earphones from PSB Speakers, the M4U TW1 is the result of over 40 years of advanced acoustic research done by renowned speaker designer, Paul Barton.

Touch & Tap Controls

The M4U TW1 works effortlessly with Bluetooth® devices, allowing you to answer phone calls and control your music without ever taking out your phone. For added hands-free convenience, the M4U TW1 will notify you when you’re paired with a device or running low on battery by using voice prompts.

Innovative StayFit Design

Using a unique ear hook design combined with a set of soft and comfortable silicone ear tips, the M4U TW1 allows you to customize its fit to stay put while running, biking or at the gym. Its IPX5 water-resistant body and internal nano-coating provide a double layer of protection so you can focus on your music while in the rain or sweating it out during an intense workout.

  • Connect via Bluetooth 4.2 with any enabled device for wireless listening
  • Lightweight, secure fit for walking, running and exercising
  • Take calls, control your music and activate voice assistants with touch controls
  • Rechargeable with up to 5 hours of battery life for listening on the go
  • Water resistant construction for protection against sweat and weather
Frequency Response
LF Cutoff -10dB20-20,000Hz
TypeHybrid Dynamic & Balance Armature
Operating PrincipleVented
Size8mm Dynamic Single BA
Ear CouplingIn-Ear
ConnectionBluetooth V4.1
HeadbandABS + Rubber
Driver EnclosureSilicon Eartips
Travel CaseEVA
Dimensions / Weights / Finish
Overall4 9/16 x 3 15/64 x 1 27/64” * (116 x 82 x 36mm) (Travel Case)
Weight0.14oz (9.4g) with cable

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