Shenzhen Jiahong Electronics Co., Ltd. is a leading enterprise deeply rooted in the cross-border e-commerce sector, specializing in the R&D, manufacturing, and global sales of consumer electronics. Based in Shenzhen—a global hub for the electronics industry—and leveraging the advantages of a well-established industrial supply chain, the company is committed to bringing high-quality electronic products to global markets, serving as a reliable bridge connecting China’s premium supply chain with consumers worldwide.

The company’s core business centers on mainstream consumer electronics such as Bluetooth speakers, headphones, and mice, precisely meeting the global demand for 3C product upgrades. Our products cater to diverse scenarios, including personal entertainment and office support, satisfying both the daily needs of general consumers and the high-end demands for quality and user experience in overseas mid-to-high-end markets. Thanks to their excellent value for money and stable performance, our products have earned the recognition and trust of customers worldwide.

Leveraging its own manufacturing facilities, the company maintains full control over the entire process—from product R&D and manufacturing to quality control—eliminating intermediary barriers. This enables flexible responses to market demands and rapid product iteration, while ensuring product quality and optimizing costs. This provides robust supply chain support for cross-border sales and establishes an unparalleled competitive advantage in supply chain management.

Quality is the company’s core competitive advantage. We have assembled a professional quality inspection team and established a comprehensive quality control system. Every stage—from raw material intake and production to finished product shipment—undergoes rigorous testing. By adhering to international standards and meticulously managing product details, we strive to minimize defect rates. This ensures that every product meets the quality standards of major global markets, eliminating t

Immersive Sound. Perfected Quiet. All-Day Luxury Comfort.

Elevate every listening moment with the Bose QuietComfort Ultra Headphones (2nd Gen)—Bose’s newly upgraded flagship over-ear headphones engineered for industry-leading noise cancellation, studio-grade immersive audio, and refined all-day wearability. Built with upgraded algorithms, smarter sensor technology, and premium craftsmanship, this second-generation model redefines personal audio, delivering flawless sound clarity, immersive spatial audio, and ultra-quiet performance for music, movies, calls, and daily commutes.

Next-Generation Adaptive Noise Cancellation

Featuring an all-new advanced noise cancellation algorithm, the 2nd Gen QC Ultra delivers Bose’s most precise and powerful noise cancellation ever. It intelligently detects and suppresses low-frequency background hums, traffic noise, office chatter, and ambient disturbances in real time. Whether you’re traveling on a busy flight, working in a noisy café, or relaxing at home, it creates a fully secluded acoustic bubble, letting you focus entirely on your audio without distractions. Balanced noise reduction technology eliminates ear pressure, ensuring comfortable quiet for hours on end.

Spatialized Bose Immersive Audio + New Cinema Mode

Experience sound beyond traditional stereo with signature Bose Spatialized Immersive Audio. This cutting-edge technology expands soundstage dimension, making every musical note richer, every vocal clearer, and every melody more layered, just like a live concert or professional studio playback. The newly added Cinema Mode optimizes audio tuning specifically for video content, enhancing dialogue clarity and surround sound effects to bring a true home theater experience to movies, dramas, and gaming. Paired with exclusive CustomTune sound calibration, it automatically adapts audio output to your ear structure, delivering personalized, balanced high-fidelity sound tailored just for you.

Lossless USB-C Audio & Ultra-Low Latency Performance

Upgraded with lossless USB-C audio support, these headphones transmit pure, uncompressed audio signals with ultra-low latency, eliminating sound delay for high-definition music playback, real-time gaming, and video watching. Every audio detail—from delicate instrumental trebles to deep, resonant bass—is restored authentically, presenting lossless sound quality for audiophiles and casual listeners alike.

Extended Long-Lasting Battery & Smart Power Management

Enjoy all-day uninterrupted listening with upgraded battery performance. The headphones deliver up to 30 hours of playtime with standard audio mode and 23 hours of use with Immersive Audio enabled. Equipped with smart on-head detection and automatic Bluetooth standby mode, it activates deep sleep low-energy mode when idle, effectively reducing power consumption and extending overall battery life. Fast charging support ensures quick power replenishment—short charging time brings hours of continuous use, perfectly matching busy daily schedules and long-distance travel needs.

Crystal-Clear SpeechClarity Call Technology

Built-in upgraded SpeechClarity microphone system filters out background wind noise and ambient interference intelligently. It accurately captures your voice while suppressing surrounding distractions, delivering ultra-clear, stable call quality even in noisy outdoor, traffic, or crowded public environments. Ideal for remote work meetings, daily voice calls, and outdoor communication, ensuring your voice is always heard crisply and clearly.

Premium Ergonomic Design & All-Day Comfort

Crafted with high-grade luxurious materials and ergonomic engineering, the lightweight frame and plush soft ear cushions disperse head pressure evenly. The flexible adjustable headband fits head shapes of all sizes perfectly, achieving a balance of stable wearing and breathable comfort. The refined minimalist exterior design features a premium matte texture, combining durability with a sophisticated modern aesthetic, suitable for daily wear, business travel, and outdoor scenarios.

Smart Multi-Device Connectivity & Customizable Settings

Support seamless multi-point Bluetooth connectivity, allowing simultaneous connection to two devices for effortless switching between phones, tablets, and laptops without repeated re-pairing. Fully compatible with the Bose Music App, you can customize EQ sound effects, adjust noise cancellation levels, set personalized shortcuts, upgrade firmware, and manage device status freely, creating your exclusive listening experience.

Key Features Overview

• Upgraded adaptive noise cancellation algorithm for Bose’s quietest performance
• Spatialized Bose Immersive Audio + exclusive Cinema Mode for theater-like immersion
• Lossless USB-C low-latency audio for pure, uncompressed sound quality
• Up to 30-hour long battery life with smart low-energy power saving mode
• Advanced SpeechClarity mic for noise-free crystal-clear calls
• Multi-point Bluetooth connection for smooth cross-device switching
• Premium ergonomic build for all-day comfortable wear
• Full customization via Bose Music App with regular firmware updates