Riversong Rhythm L9 EA278 Wireless Over-Ear Headphones, Black

The Riversong Rhythm L9 EA278 is a stylish and versatile wireless over-ear headphone designed for high-quality sound and everyday convenience. Featuring Bluetooth 5.3, wired/wireless connectivity, and powerful 40mm drivers, it delivers immersive stereo audio with deep bass and clear vocals. With long battery life, LED lighting, and a foldable design, it is ideal for music, calls, travel, and entertainment.

Key Features:

• Dual connectivity: Bluetooth wireless and 3.5mm wired mode

• Bluetooth 5.3 for stable and fast connection

• 40mm drivers for powerful stereo sound

• High sensitivity audio output for clear and detailed sound

• Built-in microphone for calls and communication

• LED lighting for stylish modern look

• Up to 20 hours battery life on a single charge

• Fast charging via Type-C (approx. 1.5 hours)

• Foldable and adjustable headband design for portability

• Noise reduction support for improved listening experience

• Lightweight design for long-term comfort

Technical Specifications:

• Brand: Riversong

• Model: Rhythm L9 EA278

• Product Type: Wireless Over-Ear Headphones

• Driver Size: 40mm

• Impedance: 32Ω

• Sensitivity: 115 dB

• Frequency Response: 20Hz – 20kHz

• Connectivity: Bluetooth 5.3 / 3.5mm AUX / USB-C

• Wireless Range: Up to 10 meters

• Battery Capacity: 200mAh

• Battery Life: Up to 20 hours

• Charging Time: ~1.5 hours

• Controls: On-device key controls

• Microphone: Built-in (38 dB sensitivity)

• Weight: 158g