Samsung Galaxy SM-R420NZKAXEF headphones/headset True Wireless Stereo (TWS) In-ear Calls/Music Bluetooth Black

The Samsung Galaxy SM-R420NZKAXEF are True Wireless Stereo (TWS) in-ear headphones designed for calls and music. Weighing approximately 5 g, these lightweight earbuds provide a comfortable in-ear fit and Bluetooth 5.4 connectivity for simple pairing and reliable audio transmission. The built-in microphone and internal battery support hands-free calling and portable use, while the black finish offers a modern, unobtrusive appearance.

Advantages

Compact and lightweight design ensures comfortable long-term wear. True Wireless Stereo (TWS) with Bluetooth 5.4 provides stable wireless connection and synchronized stereo sound. Built-in microphone allows for clear voice calls without additional accessories. Internal battery enables cordless operation and easy portability.

Suitable for

• Making and receiving phone calls
• Listening to music or podcasts
• Everyday commuting and travel
• Hands-free conversations while multitasking

Key specifications

• Model: Samsung Galaxy SM-R420NZKAXEF
• Connectivity: True Wireless Stereo (TWS), Bluetooth 5.4
• Wearing style: In-ear (intraaural)
• Microphone: Built-in
• Power source: Built-in battery
• Color: Black
• Weight: 0.005 kg (5 g)

How to use

Charge the earbuds according to the manufacturer’s instructions before first use. Remove the earbuds from the charging case and enable Bluetooth on your device. Select the Samsung Galaxy SM-R420NZKAXEF from the list of available Bluetooth devices to pair. Insert the earbuds into your ears for a secure fit; use touch controls or physical buttons, if available, to play/pause audio, adjust volume, or answer calls. After use, place the earbuds back in the charging case to recharge and store them.

Recommendations

For reliable pairing and optimal audio performance, keep the earbuds and the connected device within the typical Bluetooth range and ensure firmware is up to date. Clean the ear tips regularly and store the earbuds in their case when not in use to protect battery life and components.