B73 HiFi Wireless Earbuds with MP3 Player

About this product

• 🔘NO PHONE, NO HASSLE—JUST MUSIC: Tired of carrying a bulky phone while running or working out? Simply insert a TF card loaded with your favorite MP3 songs into the charging case and double-press to activate TF card MP3 player mode. Enjoy music or Bible audio offline anytime, anywhere—no phone or Bluetooth connection needed! (Note: TF card not included. A properly inserted FAT32/exFAT-format card (128GB max) is required.)
• 🔘HIFI STEREO SOUND & 13MM LARGE DRIVERS: Featuring powerful 13mm dynamic drivers and high-performance composite diaphragms, B73 headphones deliver a wider soundstage with better separation of instruments and vocals. At the same volume, enjoy deeper bass, clearer mids, and crisper highs. Experience impressive sound quality for music, calls, podcasts, and movies. (For the best audio experience, wear the earbuds vertically.)
• 🔘ADVANCED BLUETOOTH 6.0 & AUTO CONNECTION: B73 wireless earbuds feature the latest Bluetooth 6.0 technology for faster, more stable connections with a range of up to 33 ft (10 m). (Bluetooth Name: BeatH2O-73) After the initial pairing, simply open the charging case, and the earbuds will automatically reconnect to your device—no need to pair again. Enjoy seamless listening without the hassle!
• 🔘70 HOURS TOTAL PLAYTIME: Per earbud delivers up to 6 hours of playback on a single charge. Combined with the 700mAh charging case, enjoy up to 70 hours of total listening time. Four LED indicators on the bottom of the case display the remaining battery level. Perfect for long workdays, commuting, workouts, running, and travel—without frequent recharging
• 🔘0.1oz ULTRA-LIGHT & COMFORTABLE FIT: Say goodbye to bulky earbuds! Each B73 earbud weighs just 0.1 oz (3g), nearly half the weight of standard wireless earbuds, for lightweight, all-day comfort. The ergonomic, angled semi-in-ear design naturally follows the contours of your ears, providing a comfortable, secure fit that helps prevent slipping during everyday activities
• 🔘EASY TOUCH & BUTTON CONTROLS: Simply tap the earbuds to manage music and calls: single-tap to play/pause or answer calls, press and hold to end calls, double-tap to skip tracks, and triple-tap to adjust volume. Enjoy convenient control while driving, exercising, or running. The charging case also features buttons for track selection, volume, play/pause, and switching between Bluetooth and TF Card Modes
• 🟡🟡Important Tips Before Use: (1) TF/microSD card not included. TF Card Mode requires a properly inserted FAT32/exFAT-format card (128GB max). (2) Remove the protective films from both earbuds' magnetic charging contacts before use. (3) For optimal sound quality, wear the earbuds vertically (90° to the ground), not tilted. (4) IPX4 water resistance protects against light rain and sweat only. Do not swim with or rinse the earbuds under running water
• 🟡🟡How to transfer music to your own TF memory card? : ①Download music to your computer and convert the files to MP3/WAV/FLAC/APE/WMA audio formats using an online converter (e.g., CloudConvert point com). ②Simply copy and paste the music files from your computer directly onto your own TF card—no phone needed! Enjoy your favorite music offline anytime in MP3 mode

From the Amazon listing, fetched 26 October 2026. Amazon’s words, not ours.