Acefast Open Closed Convertible 55 Hour Playtime Wireless Headphones H19

FEATURES:

• Revolutionary Hollow Speaker with Detachable Passive Noise Reduction Plug: Instantly switch between open-back and closed-back styles – enjoy airy natural sound or block out distractions with the included plug, giving you two headphones in one.
• 10-Minute Charge Delivers 8 Hours of Use: Forgot to charge? Just plug in during a quick break and get back to your tunes for an entire workday – no more battery anxiety.
• Dual Device Connection (One-for-Two): Connect to your phone and laptop simultaneously, effortlessly switching between calls and media without ever needing to disconnect and reconnect.
• Massive 55-Hour Music Playback: Listen to your favorite playlists for over two full days straight on a single 400mAh charge – ideal for long trips, work marathons, or lazy weekends.
• Ultra-Low Latency Game Mode: Say goodbye to audio lag – every footstep and explosion syncs perfectly with the screen, giving you a competitive edge in fast-paced games.
• IPX4 Splash & Sweat Protection: Rain, gym sessions, or accidental spills won’t stop your music – built to handle everyday moisture so you can wear them worry-free.

SPECIFICAION:

• Model: H19
• SKU: 12993
• Bluetooth Version: 6.0
• Chipset: AC7006F
• Battery Capacity: 400mAh
• Charging Time: 1.5 hours
• Music Playback Time: Up to 55 hours
• Talk Time: Up to 30 hours
• Quick Charge: 10 minutes charge = 8 hours of playback
• Material: ABS + Silicone
• Dimensions: 200 x 175 x 95 mm
• Weight: 200g
• Water & Dust Resistance: IPX4

Q: Can I really switch this headphone from open-back to closed-back design?

A: Yes, absolutely. The H19 features a revolutionary hollow speaker design with a detachable passive noise reduction plug. Simply insert the plug to instantly convert it from an open-back style into a closed-back headphone, giving you two acoustic experiences in one device.

Q: How long does the battery last on a full charge?

A: You can enjoy up to 55 hours of continuous music playback or 30 hours of talk time on a single 1.5-hour charge. That means you can go days without worrying about recharging, even with heavy daily use.

Q: Is it true that just 10 minutes of charging gives me 8 hours of use?

A: Yes, exactly. Thanks to the quick charge feature, plugging in for only 10 minutes provides a full 8 hours of battery life. Perfect when you're in a hurry and need your music right away.

Q: Can I connect this headphone to my phone and laptop at the same time?

A: Yes, the H19 supports a one-for-two multipoint connection. You can pair it with two Bluetooth devices simultaneously and seamlessly switch between them — for example, taking a call on your phone while still hearing audio from your laptop.

Q: Does this headphone have a special mode for gaming?

A: Yes, it includes a dedicated game mode with ultra-low latency. This ensures that audio syncs perfectly with on-screen action, so you won't miss any footsteps or explosions — giving you a real competitive advantage.

Q: Is it safe to use this headphone during exercise or in light rain?

A: Absolutely. With an IPX4 dustproof and waterproof rating, the H19 can withstand sweat, splashes, and light rain. Feel free to wear it at the gym, on a run, or outdoors without worry.

Q: How do I control music and calls without looking at my phone?

A: The H19 has a multifunction button that lets you adjust volume, skip tracks, answer or end calls, and activate your voice assistant — all with simple presses. Keep your phone in your pocket and stay focused.