✅ Single Playback Time: Up to 60 hours continuous working after full charge

✅ Built-in Battery: 250mAh rechargeable lithium battery built inside neckband unit

✅ Sound Capture Range: 720° omnidirectional full surround sound pickup

✅ Dual Audio Mode: Bluetooth wireless transmission + 3.5mm wired audio input dual mode

✅ Independent L/R Volume Control: Separate sound balance adjustment for left and right ear

✅ Magnetic Anti-Loss Earbuds: Removable in-ear earpieces with magnetic adsorption design

✅ User-Friendly Physical Buttons: Oversized operation buttons suitable for elderly users

✅ Hearing Aid Amplifier for Seniors: Professional sound amplification solution to help hearing-impaired users capture faint daily voice clearly

✅ Anti-Loss Magnet Earbud Design: Detachable magnetic in-ear buds prevent dropping when taking off, easy storage on neckband

✅ Easy-To-Use Button Controls: Large physical buttons for volume adjustment, mode switch, call answer, friendly for elder operation

✅ 720° Full Surround Sound Capture: Omni-directional sound pickup restores real 3D ambient voice without sound distortion

✅ Dual 3.5mm & Bluetooth Connection: Support wireless Bluetooth pairing + 3.5mm audio wired input, compatible with TV, phone, computer

✅ L&R Independent Sound Balance: Separate left/right volume tuning to match asymmetric hearing loss of different users

✅ Comfortable Neckband Wearing: Lightweight flexible neck strap, long-time wear without neck fatigue

✅ Wide Device Compatibility: Works with smart TV, mobile phones, laptops, desktops and all audio playback equipment

✅ Custom Service: Available OEM & ODM personalized brand customization support (logo, color box, firmware tuning)